7.5

CVE-2026-20736

Gitea Web Attachment Deletion: Cross-Repository Unauthorized Deletion via Missing Repo Ownership Check

Gitea does not properly verify repository context when deleting attachments. A user who previously uploaded an attachment to a repository may be able to delete it after losing access to that repository by making the request through a different repository they can access.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Gitea ≫ Gitea SwPlatform- Version < 1.25.4
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.39% 0.313
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
0b0ca135-0b70-47e7-9f44-1890c2a1c46c 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

https://blog.gitea.com/release-of-1.25.4/
Release Notes
https://github.com/go-gitea/gitea/releases/tag/v1.25.4
Release Notes
https://github.com/go-gitea/gitea/pull/36320
Patch
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2432205
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-20736.json
https://github.com/go-gitea/gitea/security/advisories/GHSA-jr6h-pwwp-c8g6
Broken Link
https://access.redhat.com/security/cve/CVE-2026-20736