CVE-2026-20736

7.5 HIGH
Published: January 22, 2026 Modified: January 29, 2026
View on NVD

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://blog.gitea.com/release-of-1.25.4/
Source: 88ee5874-cf24-4952-aea0-31affedb7ff2
Release Notes
https://github.com/go-gitea/gitea/pull/36320
Source: 88ee5874-cf24-4952-aea0-31affedb7ff2
Issue Tracking Patch
https://github.com/go-gitea/gitea/releases/tag/v1.25.4
Source: 88ee5874-cf24-4952-aea0-31affedb7ff2
Release Notes
https://github.com/go-gitea/gitea/security/advisories/GHSA-jr6h-pwwp-c8g6
Source: 88ee5874-cf24-4952-aea0-31affedb7ff2
Broken Link

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.0%
2th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

gitea