Vulnerability in Gitea
CVE-2026-20736
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (36.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Gitea
- Gitea Open Source Git Server — versions 0
Weakness classification (CWE)
References
- 88ee5874-cf24-4952-aea0-31affedb7ff2 (vendor-advisory, Broken Link)
- 88ee5874-cf24-4952-aea0-31affedb7ff2 (Patch, patch, Issue Tracking)
- 88ee5874-cf24-4952-aea0-31affedb7ff2 (release-notes, Release Notes)
- 88ee5874-cf24-4952-aea0-31affedb7ff2 (release-notes, Release Notes)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-20736?
- CVE-2026-20736 is a high-severity vulnerability in Gitea, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-01-22.
- How severe is CVE-2026-20736?
- High severity. CVSS v3 base score is 7.5 out of 10.