CVE-2025-66629

HedgeDoc is missing state parameter in OAuth2 flows could lead to CSRF

Published Dec 5, 2025 CVSS 3.1 · 3.7 Low EPSS < 1% KEV · Not listed
Description
HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's OAuth2 endpoints for social login providers such as Google, GitHub, GitLab, Facebook or Dropbox lack CSRF protection, since they don't send a state parameter and verify the response using this parameter. This vulnerability is fixed in 1.10.4.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:hedgedoc:hedgedoc:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Hedgedoc
Hedgedoc hedgedoc
Vendors & Products Hedgedoc
Hedgedoc hedgedoc
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's OAuth2 endpoints for social login providers such as Google, GitHub, GitLab, Facebook or Dropbox lack CSRF protection, since they don't send a state parameter and verify the response using this parameter. This vulnerability is fixed in 1.10.4.
Title HedgeDoc is missing state parameter in OAuth2 flows could lead to CSRF
Weaknesses CWE-352
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N'}

Weaknesses
  • CWE-352

    Cross-Site Request Forgery (CSRF)

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Dec 8, 2025, 8:48 PM
Reserved
Dec 5, 2025, 3:42 PM
Status
Analyzed
Published
Dec 5, 2025, 11:15 PM
Modified
Oct 15, 2026, 9:10 PM