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Vulnerability Details :

CVE-2023-30803

Summary
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
Published At-10 Oct, 2023 | 14:14
Updated At-28 Nov, 2025 | 15:58
Rejected At-
Credits

Sangfor Next-Gen Application Firewall Authentication Bypass

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authentication bypass vulnerability. A remote and unauthenticated attacker can bypass authentication and access administrative functionality by sending HTTP requests using a crafted Y-forwarded-for header.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:VulnCheck
Assigner Org ID:83251b91-4cc7-4094-a5c7-464a1b83ea10
Published At:10 Oct, 2023 | 14:14
Updated At:28 Nov, 2025 | 15:58
Rejected At:
▼CVE Numbering Authority (CNA)
Sangfor Next-Gen Application Firewall Authentication Bypass

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authentication bypass vulnerability. A remote and unauthenticated attacker can bypass authentication and access administrative functionality by sending HTTP requests using a crafted Y-forwarded-for header.

Affected Products
Vendor
Sangfor Technologies Inc.Sangfor
Product
Net-Gen Application Firewall
Platforms
  • Linux
Default Status
unaffected
Versions
Affected
  • 8.0.17
Problem Types
TypeCWE IDDescription
CWECWE-290CWE-290: Authentication Bypass by Spoofing
Type: CWE
CWE ID: CWE-290
Description: CWE-290: Authentication Bypass by Spoofing
Metrics
VersionBase scoreBase severityVector
3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-21CAPEC-21: Exploitation of Trusted Identifiers
CAPEC ID: CAPEC-21
Description: CAPEC-21: Exploitation of Trusted Identifiers
Solutions

Configurations

Workarounds

Exploits

Credits

finder
watchTowr Labs
reporter
watchTowr Labs
Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
third-party-advisory
exploit
technical-description
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
third-party-advisory
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
product
Hyperlink: https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
Resource:
third-party-advisory
exploit
technical-description
Hyperlink: https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
Resource:
third-party-advisory
Hyperlink: https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
Resource:
product
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
third-party-advisory
exploit
technical-description
x_transferred
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
third-party-advisory
x_transferred
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
product
x_transferred
Hyperlink: https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
Resource:
third-party-advisory
exploit
technical-description
x_transferred
Hyperlink: https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
Resource:
third-party-advisory
x_transferred
Hyperlink: https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
Resource:
product
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:disclosure@vulncheck.com
Published At:10 Oct, 2023 | 15:15
Updated At:28 Nov, 2025 | 16:15

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authentication bypass vulnerability. A remote and unauthenticated attacker can bypass authentication and access administrative functionality by sending HTTP requests using a crafted Y-forwarded-for header.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CPE Matches

Sangfor Technologies Inc.
sangfor
>>next-gen_application_firewall>>8.0.17
cpe:2.3:a:sangfor:next-gen_application_firewall:8.0.17:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-290Secondarydisclosure@vulncheck.com
CWE-290Primarynvd@nist.gov
CWE ID: CWE-290
Type: Secondary
Source: disclosure@vulncheck.com
CWE ID: CWE-290
Type: Primary
Source: nvd@nist.gov
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4disclosure@vulncheck.com
Product
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/disclosure@vulncheck.com
Exploit
Third Party Advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypassdisclosure@vulncheck.com
Third Party Advisory
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4af854a3a-2127-422b-91ae-364da2661108
Product
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/af854a3a-2127-422b-91ae-364da2661108
Exploit
Third Party Advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypassaf854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Hyperlink: https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
Source: disclosure@vulncheck.com
Resource:
Product
Hyperlink: https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
Source: disclosure@vulncheck.com
Resource:
Exploit
Third Party Advisory
Hyperlink: https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
Source: disclosure@vulncheck.com
Resource:
Third Party Advisory
Hyperlink: https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Product
Hyperlink: https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Third Party Advisory
Hyperlink: https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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Action-Not Available
Vendor-Sangfor Technologies Inc.
Product-operation_and_maintenance_security_management_systemOperation and Maintenance Security Management System
CWE ID-CWE-640
Weak Password Recovery Mechanism for Forgotten Password
CVE-2023-3128
Matching Score-4
Assigner-Grafana Labs
ShareView Details
Matching Score-4
Assigner-Grafana Labs
CVSS Score-9.4||CRITICAL
EPSS-4.00% / 89.45%
||
7 Day CHG-0.10%
Published-22 Jun, 2023 | 20:14
Updated-13 Feb, 2025 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app.

Action-Not Available
Vendor-Grafana Labs
Product-grafanaGrafana EnterpriseGrafana
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2023-2887
Matching Score-4
Assigner-TR-CERT (Computer Emergency Response Team of the Republic of Türkiye)
ShareView Details
Matching Score-4
Assigner-TR-CERT (Computer Emergency Response Team of the Republic of Türkiye)
CVSS Score-9.8||CRITICAL
EPSS-0.77% / 51.65%
||
7 Day CHG~0.00%
Published-25 May, 2023 | 08:33
Updated-22 May, 2026 | 10:46
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
User Authentication Bypass in CBOT's Chatbot

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Action-Not Available
Vendor-CBOT
Product-cbot_panelcbot_coreChatbot
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-42354
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.1||CRITICAL
EPSS-0.62% / 46.19%
||
7 Day CHG~0.00%
Published-08 May, 2026 | 22:58
Updated-18 May, 2026 | 14:43
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sentry: Improper authentication on SAML SSO process allows user identity linking

Sentry is an error tracking and performance monitoring tool. From version 21.12.0 to before version 26.4.1, a critical vulnerability was discovered in the SAML SSO implementation of Sentry. The vulnerability allows an attacker to take over any user account by using a malicious SAML Identity Provider and another organization on the same Sentry instance. The victim email address must be known in order to exploit this vulnerability. This issue has been patched in version 26.4.1.

Action-Not Available
Vendor-sentrygetsentry
Product-sentrysentry
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2021-25827
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-1.50% / 71.53%
||
7 Day CHG~0.00%
Published-28 Jun, 2023 | 00:00
Updated-13 Feb, 2025 | 16:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Emby Server < 4.7.12.0 is vulnerable to a login bypass attack by setting the X-Forwarded-For header to a local IP-address.

Action-Not Available
Vendor-embyn/a
Product-embyn/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2021-34646
Matching Score-4
Assigner-Wordfence
ShareView Details
Matching Score-4
Assigner-Wordfence
CVSS Score-9.8||CRITICAL
EPSS-50.87% / 98.81%
||
7 Day CHG~0.00%
Published-30 Aug, 2021 | 18:03
Updated-05 May, 2025 | 14:51
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Booster for WooCommerce <= 5.4.3 Authentication Bypass

Versions up to, and including, 5.4.3, of the Booster for WooCommerce WordPress plugin are vulnerable to authentication bypass via the process_email_verification function due to a random token generation weakness in the reset_and_mail_activation_link function found in the ~/includes/class-wcj-emails-verification.php file. This allows attackers to impersonate users and trigger an email address verification for arbitrary accounts, including administrative accounts, and automatically be logged in as that user, including any site administrators. This requires the Email Verification module to be active in the plugin and the Login User After Successful Verification setting to be enabled, which it is by default.

Action-Not Available
Vendor-boosterPluggabl LLC
Product-booster_for_woocommerceBooster for WooCommcerce
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-330
Use of Insufficiently Random Values
CVE-2025-36594
Matching Score-4
Assigner-Dell
ShareView Details
Matching Score-4
Assigner-Dell
CVSS Score-9.8||CRITICAL
EPSS-0.47% / 37.91%
||
7 Day CHG~0.00%
Published-04 Aug, 2025 | 14:25
Updated-26 Feb, 2026 | 17:49
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.3.0.15, LTS2024 release Versions 7.13.1.0 through 7.13.1.25, LTS 2023 release versions 7.10.1.0 through 7.10.1.60, contain an Authentication Bypass by Spoofing vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Protection mechanism bypass. Remote unauthenticated user can create account that potentially expose customer info, affect system integrity and availability.

Action-Not Available
Vendor-Dell Inc.
Product-data_domain_operating_systemPowerProtect Data Domain Feature ReleasePowerProtect Data Domain LTS2024PowerProtect Data Domain LTS 2023
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-36537
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.51% / 40.52%
||
7 Day CHG~0.00%
Published-15 Jun, 2026 | 00:00
Updated-16 Jun, 2026 | 15:51
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

ThingsBoard v4.3.0.1 is vulnerable to an authentication bypass during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the /login/oauth2/code/ endpoint. By manipulating the email address in this JSON object, a remote attacker can bypass authentication and gain full access to any existing user account on the platform without possessing the target user's credentials. This results in a complete account takeover.

Action-Not Available
Vendor-n/a
Product-n/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2020-7388
Matching Score-4
Assigner-Rapid7, Inc.
ShareView Details
Matching Score-4
Assigner-Rapid7, Inc.
CVSS Score-10||CRITICAL
EPSS-70.27% / 99.32%
||
7 Day CHG~0.00%
Published-22 Jul, 2021 | 18:27
Updated-16 Sep, 2024 | 22:09
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Sage X3 AdxAdmin Unauthenticated Command Execution Bypass by Spoofing

Sage X3 Unauthenticated Remote Command Execution (RCE) as SYSTEM in AdxDSrv.exe component. By editing the client side authentication request, an attacker can bypass credential validation. While exploiting this does require knowledge of the installation path, that information can be learned by exploiting CVE-2020-7387. This issue was fixed in AdxAdmin 93.2.53, which ships with updates for on-premises versions of Sage X3 including Version 9 (components shipped with Syracuse 9.22.7.2 and later), Sage X3 HR & Payroll Version 9 (those components that ship with Syracuse 9.24.1.3), Version 11 (components shipped with Syracuse 11.25.2.6 and later), and Version 12 (components shipped with Syracuse 12.10.2.8 and later) of Sage X3. Other on-premises versions of Sage X3 are unsupported by the vendor.

Action-Not Available
Vendor-sageSage
Product-x3_hr_\&_payrolladxadminx3X3
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2009-1048
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-6.37% / 92.93%
||
7 Day CHG~0.00%
Published-14 Aug, 2009 | 15:00
Updated-23 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The web interface on the snom VoIP phones snom 300, snom 320, snom 360, snom 370, and snom 820 with firmware 6.5 before 6.5.20, 7.1 before 7.1.39, and 7.3 before 7.3.14 allows remote attackers to bypass authentication, and reconfigure the phone or make arbitrary use of the phone, via a (1) http or (2) https request with 127.0.0.1 in the Host header.

Action-Not Available
Vendor-snomn/a
Product-snom_370_firmwaresnom_820_firmwaresnom_360_firmwaresnom_360snom_300snom_320_firmwaresnom_370snom_320snom_820snom_300_firmwaren/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2025-1298
Matching Score-4
Assigner-TECNO Mobile Limited
ShareView Details
Matching Score-4
Assigner-TECNO Mobile Limited
CVSS Score-9.8||CRITICAL
EPSS-0.45% / 36.73%
||
7 Day CHG~0.00%
Published-14 Feb, 2025 | 07:40
Updated-15 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Logic vulnerability in the mobile application (com.transsion.carlcare) may lead to the risk of account takeover.

Action-Not Available
Vendor-TECNO MOBILE LIMITED
Product-com.transsion.carlcare
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-33654
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-8.9||HIGH
EPSS-0.49% / 39.20%
||
7 Day CHG~0.00%
Published-27 Mar, 2026 | 19:43
Updated-08 Apr, 2026 | 15:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Zero-Click Indirect Prompt Injection and Authentication Bypass via Email Polling

nanobot is a personal AI assistant. Prior to version 0.1.6, an indirect prompt injection vulnerability exists in the email channel processing module (`nanobot/channels/email.py`), allowing a remote, unauthenticated attacker to execute arbitrary LLM instructions (and subsequently, system tools) without any interaction from the bot owner. By sending an email containing malicious prompts to the bot's monitored email address, the bot automatically polls, ingests, and processes the email content as highly trusted input, fully bypassing channel isolation and resulting in a stealthy, zero-click attack. Version 0.1.6 patches the issue.

Action-Not Available
Vendor-nanobotHKUDS
Product-nanobotnanobot
CWE ID-CWE-1336
Improper Neutralization of Special Elements Used in a Template Engine
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-94
Improper Control of Generation of Code ('Code Injection')
CVE-2026-25660
Matching Score-4
Assigner-Ericsson
ShareView Details
Matching Score-4
Assigner-Ericsson
CVSS Score-9.3||CRITICAL
EPSS-0.45% / 36.47%
||
7 Day CHG~0.00%
Published-24 Apr, 2026 | 13:10
Updated-27 Apr, 2026 | 14:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Authentication bypass for certain API calls

CodeChecker is an analyzer tooling, defect database and viewer extension for the Clang Static Analyzer and Clang Tidy. Authentication bypass occurs when the URL ends with Authentication with certain function calls.  This bypass allows assigning arbitrary permission to any user existing in CodeChecker. This issue affects CodeChecker: through 6.27.3.

Action-Not Available
Vendor-Ericsson
Product-codecheckerCodeChecker
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-863
Incorrect Authorization
CVE-2026-2800
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.31% / 22.87%
||
7 Day CHG~0.00%
Published-24 Feb, 2026 | 13:33
Updated-13 Apr, 2026 | 15:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Spoofing issue in the WebAuthn component in Firefox for Android

Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxthunderbirdThunderbirdFirefox
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-25938
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.5||CRITICAL
EPSS-0.98% / 58.46%
||
7 Day CHG~0.00%
Published-09 Feb, 2026 | 22:18
Updated-13 Feb, 2026 | 20:31
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
FUXA Unauthenticated Remote Code Execution in Node-RED Integration

FUXA is a web-based Process Visualization (SCADA/HMI/Dashboard) software. From 1.2.8 through 1.2.10, an authentication bypass vulnerability in FUXA allows an unauthenticated, remote attacker to execute arbitrary code on the server when the Node-RED plugin is enabled. This has been patched in FUXA version 1.2.11.

Action-Not Available
Vendor-frangoteamfrangoteam
Product-fuxaFUXA
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-306
Missing Authentication for Critical Function
CVE-2025-1104
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-6.9||MEDIUM
EPSS-2.93% / 85.65%
||
7 Day CHG~0.00%
Published-07 Feb, 2025 | 16:31
Updated-21 May, 2025 | 16:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
D-Link DHP-W310AV authentication spoofing

A vulnerability has been found in D-Link DHP-W310AV 1.04 and classified as critical. This vulnerability affects unknown code. The manipulation leads to authentication bypass by spoofing. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-D-Link Corporation
Product-dhp-w310av_firmwaredhp-w310avDHP-W310AV
CWE ID-CWE-287
Improper Authentication
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2020-37056
Matching Score-4
Assigner-VulnCheck
ShareView Details
Matching Score-4
Assigner-VulnCheck
CVSS Score-6.9||MEDIUM
EPSS-0.54% / 41.97%
||
7 Day CHG~0.00%
Published-30 Jan, 2026 | 22:07
Updated-03 Feb, 2026 | 16:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Crystal Shard http-protection 0.2.0 - IP Spoofing Bypass

Crystal Shard http-protection 0.2.0 contains an IP spoofing vulnerability that allows attackers to bypass protection middleware by manipulating request headers. Attackers can hardcode consistent IP values across X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent security checks and gain unauthorized access.

Action-Not Available
Vendor-Crystal Shard
Product-http-protection
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-62644
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-6.4||MEDIUM
EPSS-0.26% / 17.89%
||
7 Day CHG+0.02%
Published-14 Jul, 2026 | 15:55
Updated-20 Jul, 2026 | 12:41
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the password plugin of the Roundcube Webmail was subject to username spoofing via session data, which could lead to account takeover.

Action-Not Available
Vendor-Roundcube Webmail Project
Product-webmailWebmail
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-55652
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.36% / 28.01%
||
7 Day CHG~0.00%
Published-15 Jul, 2026 | 21:15
Updated-17 Jul, 2026 | 13:18
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Wekan: Header-login IP allowlist bypass via X-Forwarded-For spoofing in Wekan allows unauthenticated full account takeover (incl. admin)

Wekan is open source kanban built with Meteor. Prior to 9.46, header-login with HEADER_LOGIN_TRUSTED_IPS uses getRequestIp() in server/lib/headerLoginAuth.js to trust the client-supplied X-Forwarded-For header before the real socket address, allowing an unauthenticated attacker to send HEADER_LOGIN_ID for any username and receive a meteor_login_token session, including for admin. This issue is fixed in version 9.46.

Action-Not Available
Vendor-wekan
Product-wekan
CWE ID-CWE-287
Improper Authentication
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-50755
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.43% / 34.79%
||
7 Day CHG~0.00%
Published-21 Jul, 2026 | 00:00
Updated-22 Jul, 2026 | 18:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue in DayuanJiang next-ai-draw-io 0.4.13 allows a remote attacker to obtain sensitive information via the X-Forwarded-For header value

Action-Not Available
Vendor-n/a
Product-n/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-49468
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.5||CRITICAL
EPSS-0.56% / 43.10%
||
7 Day CHG~0.00%
Published-22 Jun, 2026 | 20:37
Updated-15 Jul, 2026 | 02:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
LiteLLM: Authentication Bypass via Host Header Injection

LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.84.0, a Host-header parsing flaw in the LiteLLM proxy could, under specific conditions, allow unauthenticated access to protected management routes. The auth layer derived the effective route from request.url.path in litellm/proxy/auth/auth_utils.py::get_request_route(), which Starlette reconstructs from the Host header. A crafted Host could therefore make the auth gate evaluate a different route from the one FastAPI dispatched. This vulnerability is fixed in 1.84.0.

Action-Not Available
Vendor-litellmBerriAIRed Hat, Inc.
Product-litellmlitellmRed Hat OpenShift AI (RHOAI)Exploit IntelligenceRed Hat Ansible Automation Platform 2
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2024-6163
Matching Score-4
Assigner-Checkmk GmbH
ShareView Details
Matching Score-4
Assigner-Checkmk GmbH
CVSS Score-5.3||MEDIUM
EPSS-0.53% / 41.33%
||
7 Day CHG~0.00%
Published-08 Jul, 2024 | 13:01
Updated-27 Aug, 2025 | 22:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
local IP restriction of internal HTTP endpoints

Certain http endpoints of Checkmk in Checkmk < 2.3.0p10 < 2.2.0p31, < 2.1.0p46, <= 2.0.0p39 allows remote attacker to bypass authentication and access data

Action-Not Available
Vendor-Checkmk GmbH
Product-checkmkCheckmk
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-48567
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-10||CRITICAL
EPSS-0.97% / 58.30%
||
7 Day CHG~0.00%
Published-04 Jun, 2026 | 22:00
Updated-23 Jul, 2026 | 07:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Azure HorizonDB Elevation of Privilege Vulnerability

Authentication bypass by spoofing in Azure HorizonDB allows an unauthorized attacker to elevate privileges over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-azure_horizondbAzure HorizonDB
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-24853
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-8.1||HIGH
EPSS-0.27% / 19.26%
||
7 Day CHG~0.00%
Published-13 Feb, 2026 | 22:19
Updated-24 Feb, 2026 | 20:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Caido has an insufficient patch for DNS rebind leading to RCE

Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.

Action-Not Available
Vendor-caidocaido
Product-caidocaido
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2024-55210
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.52% / 41.02%
||
7 Day CHG~0.00%
Published-09 Apr, 2025 | 00:00
Updated-30 Apr, 2025 | 19:09
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue in TOTVS Framework (Linha Protheus) 12.1.2310 allows attackers to bypass multi-factor authentication (MFA) via a crafted websocket message.

Action-Not Available
Vendor-totvsn/a
Product-framework_\(linha_protheus\)n/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-24270
Matching Score-4
Assigner-NVIDIA Corporation
ShareView Details
Matching Score-4
Assigner-NVIDIA Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.84% / 54.10%
||
7 Day CHG~0.00%
Published-01 Jul, 2026 | 15:12
Updated-01 Jul, 2026 | 18:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

NVIDIA AIStore framework contains a vulnerability where an attacker could bypass authentication. A successful exploit of this vulnerability might lead to denial of service, escalation of privileges, information disclosure, and data tampering.

Action-Not Available
Vendor-NVIDIA Corporation
Product-AIStore framework
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2020-22001
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-3.41% / 87.62%
||
7 Day CHG~0.00%
Published-27 Apr, 2021 | 17:54
Updated-04 Aug, 2024 | 14:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

HomeAutomation 3.3.2 suffers from an authentication bypass vulnerability when spoofing client IP address using the X-Forwarded-For header with the local (loopback) IP address value allowing remote control of the smart home solution.

Action-Not Available
Vendor-homeautomation_projectn/a
Product-homeautomationn/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2020-26276
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-10||CRITICAL
EPSS-2.17% / 80.37%
||
7 Day CHG~0.00%
Published-17 Dec, 2020 | 19:40
Updated-04 Aug, 2024 | 15:56
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
SAML authentication vulnerability in Fleet

Fleet is an open source osquery manager. In Fleet before version 3.5.1, due to issues in Go's standard library XML parsing, a valid SAML response may be mutated by an attacker to modify the trusted document. This can result in allowing unverified logins from a SAML IdP. Users that configure Fleet with SSO login may be vulnerable to this issue. This issue is patched in 3.5.1. The fix was made using https://github.com/mattermost/xml-roundtrip-validator If upgrade to 3.5.1 is not possible, users should disable SSO authentication in Fleet.

Action-Not Available
Vendor-fleetdmfleetdm
Product-fleetfleet
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2024-46957
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.61% / 45.65%
||
7 Day CHG~0.00%
Published-24 Sep, 2024 | 00:00
Updated-15 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mellium mellium.im/xmpp 0.0.1 through 0.21.4 allows response spoofing if the implementation uses predictable IDs because the stanza type is not checked. This is fixed in 0.22.0.

Action-Not Available
Vendor-n/amellium
Product-n/axmpp
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2024-4358
Matching Score-4
Assigner-Progress Software Corporation
ShareView Details
Matching Score-4
Assigner-Progress Software Corporation
CVSS Score-9.8||CRITICAL
EPSS-97.48% / 99.89%
||
7 Day CHG~0.00%
Published-29 May, 2024 | 14:51
Updated-31 Oct, 2025 | 21:57
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2024-07-04||Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Registration Authentication Bypass Vulnerability

In Progress Telerik Report Server, version 2024 Q1 (10.0.24.305) or earlier, on IIS, an unauthenticated attacker can gain access to Telerik Report Server restricted functionality via an authentication bypass vulnerability.

Action-Not Available
Vendor-TelerikProgress Software Corporation
Product-report_server_2024Telerik Report Servertelerik_report_serverTelerik Report Server
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2023-22814
Matching Score-4
Assigner-Western Digital
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Matching Score-4
Assigner-Western Digital
CVSS Score-10||CRITICAL
EPSS-0.69% / 48.86%
||
7 Day CHG~0.00%
Published-30 Jun, 2023 | 23:05
Updated-26 Nov, 2024 | 16:09
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Authentication Bypass issue in My Cloud OS 5 devices

An authentication bypass issue via spoofing was discovered in the token-based authentication mechanism that could allow an attacker to carry out an impersonation attack. This issue affects My Cloud OS 5 devices: before 5.26.202.

Action-Not Available
Vendor-Western Digital Corp.
Product-my_cloud_dl2100wd_cloudmy_cloudmy_cloud_ex4100my_cloud_ex2_ultramy_cloud_mirror_g2my_cloud_pr2100my_cloud_osmy_cloud_dl4100my_cloud_ex2100my_cloud_pr4100My Cloud OS 5my_cloud_os_5
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2026-44649
Matching Score-4
Assigner-GitHub, Inc.
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Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.22% / 12.31%
||
7 Day CHG~0.00%
Published-29 May, 2026 | 17:45
Updated-22 Jul, 2026 | 06:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
SillyTavern: Authentication Bypass via SSO Header Injection

SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, SillyTavern accepts Remote-User (Authelia) and X-Authentik-Username (Authentik) HTTP headers to automatically log in users when SSO is configured. There is no validation that these headers originate from a trusted reverse proxy. Any network client that can reach the SillyTavern port directly can inject these headers and authenticate as any user, including administrators, without a password. This vulnerability is exploitable only when sso.autheliaAuth: true or sso.authentikAuth: true is set in config.yaml (both default to false). This vulnerability is fixed in 1.18.0.

Action-Not Available
Vendor-SillyTavern
Product-SillyTavern
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-306
Missing Authentication for Critical Function
CWE ID-CWE-346
Origin Validation Error
CWE ID-CWE-807
Reliance on Untrusted Inputs in a Security Decision
CVE-2023-20025
Matching Score-4
Assigner-Cisco Systems, Inc.
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Matching Score-4
Assigner-Cisco Systems, Inc.
CVSS Score-9||CRITICAL
EPSS-1.63% / 73.80%
||
7 Day CHG~0.00%
Published-19 Jan, 2023 | 01:33
Updated-07 Apr, 2025 | 13:46
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A vulnerability in the web-based management interface of Cisco Small Business RV016, RV042, RV042G, and RV082 Routers could allow an unauthenticated, remote attacker to bypass authentication on an affected device. This vulnerability is due to improper validation of user input within incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface. A successful exploit could allow the attacker to bypass authentication and gain root access on the underlying operating system.

Action-Not Available
Vendor-Cisco Systems, Inc.
Product-rv042_firmwarerv016rv042g_firmwarerv082_firmwarerv042grv042rv016_firmwarerv082Cisco Small Business RV Series Router Firmware
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-293
Using Referer Field for Authentication
CVE-2025-59706
Matching Score-4
Assigner-MITRE Corporation
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Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.53% / 41.43%
||
7 Day CHG~0.00%
Published-25 Mar, 2026 | 00:00
Updated-25 Apr, 2026 | 18:01
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In N2W before 4.3.2 and 4.4.0 before 4.4.1, improper validation of API request parameters enables remote code execution.

Action-Not Available
Vendor-n2wsn/a
Product-n2wn/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2025-66570
Matching Score-4
Assigner-GitHub, Inc.
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Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-10||CRITICAL
EPSS-0.31% / 22.87%
||
7 Day CHG~0.00%
Published-05 Dec, 2025 | 18:18
Updated-10 Dec, 2025 | 15:02
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
cpp-httplib Untrusted HTTP Header Handling: Internal Header Shadowing (REMOTE*/LOCAL*)

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.27.0, a vulnerability allows attacker-controlled HTTP headers to influence server-visible metadata, logging, and authorization decisions. An attacker can inject headers named REMOTE_ADDR, REMOTE_PORT, LOCAL_ADDR, LOCAL_PORT that are parsed into the request header multimap via read_headers() in httplib.h (headers.emplace), then the server later appends its own internal metadata using the same header names in Server::process_request without erasing duplicates. Because Request::get_header_value returns the first entry for a header key (id == 0) and the client-supplied headers are parsed before server-inserted headers, downstream code that uses these header names may inadvertently use attacker-controlled values. Affected files/locations: cpp-httplib/httplib.h (read_headers, Server::process_request, Request::get_header_value, get_header_value_u64) and cpp-httplib/docker/main.cc (get_client_ip, nginx_access_logger, nginx_error_logger). Attack surface: attacker-controlled HTTP headers in incoming requests flow into the Request.headers multimap and into logging code that reads forwarded headers, enabling IP spoofing, log poisoning, and authorization bypass via header shadowing. This vulnerability is fixed in 0.27.0.

Action-Not Available
Vendor-yhiroseyhirose
Product-cpp-httplibcpp-httplib
CWE ID-CWE-290
Authentication Bypass by Spoofing
CWE ID-CWE-345
Insufficient Verification of Data Authenticity
CWE ID-CWE-807
Reliance on Untrusted Inputs in a Security Decision
CVE-2022-48513
Matching Score-4
Assigner-Huawei Technologies
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Matching Score-4
Assigner-Huawei Technologies
CVSS Score-9.8||CRITICAL
EPSS-0.45% / 36.95%
||
7 Day CHG~0.00%
Published-06 Jul, 2023 | 12:42
Updated-19 Nov, 2024 | 18:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Vulnerability of identity verification being bypassed in the Gallery module. Successful exploitation of this vulnerability may cause out-of-bounds access.

Action-Not Available
Vendor-Huawei Technologies Co., Ltd.
Product-emuiharmonyosHarmonyOSEMUI
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2018-25316
Matching Score-4
Assigner-VulnCheck
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Matching Score-4
Assigner-VulnCheck
CVSS Score-9.3||CRITICAL
EPSS-0.65% / 47.39%
||
7 Day CHG~0.00%
Published-29 Apr, 2026 | 19:24
Updated-15 Jul, 2026 | 01:23
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda W308R v2 V5.07.48 Cookie Session Weakness DNS Change

Tenda W308R v2 V5.07.48 contains a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient session validation. Attackers can send GET requests to the goform/AdvSetDns endpoint with a crafted admin language cookie to change DNS servers and redirect user traffic to malicious sites.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-w308rw308r_firmwareW308R v2
CWE ID-CWE-290
Authentication Bypass by Spoofing
CVE-2025-59707
Matching Score-4
Assigner-MITRE Corporation
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Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.53% / 41.43%
||
7 Day CHG~0.00%
Published-25 Mar, 2026 | 00:00
Updated-25 Apr, 2026 | 18:01
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In N2W before 4.3.2 and 4.4.x before 4.4.1, there is potential remote code execution and account credentials theft because of a spoofing vulnerability.

Action-Not Available
Vendor-n2wsn/a
Product-n2wn/a
CWE ID-CWE-290
Authentication Bypass by Spoofing
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