CVE-2026-20800CWE-200

Notification API Leaks Private Repository Issue Titles After Collaborator Permission Revocation

Medium · published January 22, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
32.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00398 · 32.9th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-01-22T22:01Z
EPSS history
Timeline
  • 22 JAN 22:01Z
    Notification API Leaks Private Repository Issue Titles After Collaborator Permission Revocation
    cvelistv5