What is CVE-2026-28740?

CVE-2026-28740 is a high-severity vulnerability in Gitea Open Source Git Server, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-07-03.

How severe is CVE-2026-28740?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Gitea Open Source Git Server

CVE-2026-28740

Gitea versions up to and including 1.26.2 allow Git LFS object reuse to authorize private source objects for users who have repository access but lack Code-unit access.

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N.

Affected products

Gitea Open Source Git Server — versions 0

Weakness classification (CWE)

References

88ee5874-cf24-4952-aea0-31affedb7ff2 (vendor-advisory)
88ee5874-cf24-4952-aea0-31affedb7ff2 (patch)
88ee5874-cf24-4952-aea0-31affedb7ff2 (release-notes)
88ee5874-cf24-4952-aea0-31affedb7ff2 (release-notes)

Frequently asked questions

What is CVE-2026-28740?: CVE-2026-28740 is a high-severity vulnerability in Gitea Open Source Git Server, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-07-03.
How severe is CVE-2026-28740?: High severity. CVSS v3 base score is 7.1 out of 10.