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Vulnerability Details :

CVE-2026-6058

Summary
Assigner-Zyxel
Assigner Org ID-96e50032-ad0d-4058-a115-4d2c13821f9f
Published At-21 Apr, 2026 | 01:42
Updated At-21 Apr, 2026 | 13:26
Rejected At-
Credits

** UNSUPPORTED WHEN ASSIGNED ** An improper encoding or escaping vulnerability in the CGI program of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the WLAN to cause a denial-of-service (DoS) condition in the web management interface by convincing an authenticated administrator to visit the “AP Select” page while a malformed SSID is present.

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:Zyxel
Assigner Org ID:96e50032-ad0d-4058-a115-4d2c13821f9f
Published At:21 Apr, 2026 | 01:42
Updated At:21 Apr, 2026 | 13:26
Rejected At:
▼CVE Numbering Authority (CNA)

** UNSUPPORTED WHEN ASSIGNED ** An improper encoding or escaping vulnerability in the CGI program of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the WLAN to cause a denial-of-service (DoS) condition in the web management interface by convincing an authenticated administrator to visit the “AP Select” page while a malformed SSID is present.

Affected Products
Vendor
Zyxel Networks CorporationZyxel
Product
WRE6505 v2 firmware
Default Status
unaffected
Versions
Affected
  • V1.00(ABDV.3)C0
Problem Types
TypeCWE IDDescription
CWECWE-116CWE-116 Improper Encoding or Escaping of Output
Type: CWE
CWE ID: CWE-116
Description: CWE-116 Improper Encoding or Escaping of Output
Metrics
VersionBase scoreBase severityVector
3.14.5MEDIUM
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 4.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.zyxel.com/global/en/support/end-of-life
N/A
Hyperlink: https://www.zyxel.com/global/en/support/end-of-life
Resource: N/A
▼Authorized Data Publishers (ADP)
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:security@zyxel.com.tw
Published At:21 Apr, 2026 | 02:16
Updated At:21 Apr, 2026 | 16:20

** UNSUPPORTED WHEN ASSIGNED ** An improper encoding or escaping vulnerability in the CGI program of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the WLAN to cause a denial-of-service (DoS) condition in the web management interface by convincing an authenticated administrator to visit the “AP Select” page while a malformed SSID is present.

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
Secondary3.14.5MEDIUM
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 4.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-116Secondarysecurity@zyxel.com.tw
CWE ID: CWE-116
Type: Secondary
Source: security@zyxel.com.tw
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.zyxel.com/global/en/support/end-of-lifesecurity@zyxel.com.tw
N/A
Hyperlink: https://www.zyxel.com/global/en/support/end-of-life
Source: security@zyxel.com.tw
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2024-8882
Matching Score-8
Assigner-Zyxel Corporation
ShareView Details
Matching Score-8
Assigner-Zyxel Corporation
CVSS Score-4.5||MEDIUM
EPSS-0.10% / 26.12%
||
7 Day CHG~0.00%
Published-12 Nov, 2024 | 01:23
Updated-14 Nov, 2024 | 13:42
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A buffer overflow vulnerability in the CGI program in the Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier could allow an authenticated, LAN-based attacker with administrator privileges to cause denial of service (DoS) conditions via a crafted URL.

Action-Not Available
Vendor-Zyxel Networks Corporation
Product-gs1900-24hpv2_firmwaregs1900-10hpgs1900-24_firmwaregs1900-24e_firmwaregs1900-8gs1900-8hp_firmwaregs1900-48_firmwaregs1900-48hpv2_firmwaregs1900-48hpv2gs1900-24epgs1900-24ep_firmwaregs1900-24gs1900-8hpgs1900-24egs1900-24hpv2gs1900-8_firmwaregs1900-48gs1900-16_firmwaregs1900-10hp_firmwaregs1900-16GS1900-48 firmware
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Details not found