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Vulnerability Details :

CVE-2026-56267

Summary
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
Published At-20 Jun, 2026 | 15:24
Updated At-22 Jun, 2026 | 17:27
Rejected At-
Credits

Flowise - PII Disclosure via Unauthenticated Forgot Password Endpoint

Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs, names, account status, and timestamps by sending requests with known email addresses.

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:20 Jun, 2026 | 15:24
Updated At:22 Jun, 2026 | 17:27
Rejected At:
▼CVE Numbering Authority (CNA)
Flowise - PII Disclosure via Unauthenticated Forgot Password Endpoint

Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs, names, account status, and timestamps by sending requests with known email addresses.

Affected Products
Vendor
Flowise
Product
Flowise
Default Status
unaffected
Versions
Affected
  • From 0 before 3.0.13 (semver)
Unaffected
  • 3.0.13 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-200Exposure of Sensitive Information to an Unauthorized Actor
Type: CWE
CWE ID: CWE-200
Description: Exposure of Sensitive Information to an Unauthorized Actor
Metrics
VersionBase scoreBase severityVector
4.06.9MEDIUM
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
tenbbughunters
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38
vendor-advisory
https://www.vulncheck.com/advisories/flowise-pii-disclosure-via-unauthenticated-forgot-password-endpoint
third-party-advisory
Hyperlink: https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38
Resource:
vendor-advisory
Hyperlink: https://www.vulncheck.com/advisories/flowise-pii-disclosure-via-unauthenticated-forgot-password-endpoint
Resource:
third-party-advisory
▼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
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38
exploit
Hyperlink: https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38
Resource:
exploit
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:disclosure@vulncheck.com
Published At:20 Jun, 2026 | 16:17
Updated At:22 Jun, 2026 | 19:17

Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs, names, account status, and timestamps by sending requests with known email addresses.

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
Secondary4.06.9MEDIUM
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
N/A
Type: Secondary
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: N/A
Version:
Base score:
Base severity: N/A
Vector:
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-200Secondarydisclosure@vulncheck.com
CWE ID: CWE-200
Type: Secondary
Source: disclosure@vulncheck.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38disclosure@vulncheck.com
N/A
https://www.vulncheck.com/advisories/flowise-pii-disclosure-via-unauthenticated-forgot-password-endpointdisclosure@vulncheck.com
N/A
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38134c704f-9b21-4f2e-91b3-4a467353bcc0
N/A
Hyperlink: https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38
Source: disclosure@vulncheck.com
Resource: N/A
Hyperlink: https://www.vulncheck.com/advisories/flowise-pii-disclosure-via-unauthenticated-forgot-password-endpoint
Source: disclosure@vulncheck.com
Resource: N/A
Hyperlink: https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jc5m-wrp2-qq38
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2026-2747
Matching Score-4
Assigner-Switzerland National Cyber Security Centre (NCSC)
ShareView Details
Matching Score-4
Assigner-Switzerland National Cyber Security Centre (NCSC)
CVSS Score-6.9||MEDIUM
EPSS-0.25% / 16.06%
||
7 Day CHG~0.00%
Published-04 Mar, 2026 | 08:46
Updated-05 Mar, 2026 | 15:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
PGP Mixed Plaintext and Encrypted Content

SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypted content, allowing exposure of sensitive information to an unauthorized actor.

Action-Not Available
Vendor-seppmailSEPPmail
Product-seppmailSecure Email Gateway
CWE ID-CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
Details not found