CVE-2026-20800

MEDIUM EPSS 26.2%
Published Jan 22, 20265mo ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Jan 22, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago

Description

Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and pull request titles through previously received notifications.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
26.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor Information Exposure

Affected Products 1

VendorProductVersionRange
giteagitea* <1.25.4

References 4

  • blog.gitea.com https://blog.gitea.com/release-of-1.25.4/
    Release Notes
  • github.com https://github.com/go-gitea/gitea/pull/36339
    Issue TrackingPatch
  • github.com https://github.com/go-gitea/gitea/releases/tag/v1.25.4
    Release Notes
  • github.com https://github.com/go-gitea/gitea/security/advisories/GHSA-g54m-9f6g-wj7q
    Broken Link

Remediation

  • github.com https://github.com/go-gitea/gitea/pull/36339
    Issue TrackingPatch