Vulnerability · Published Jul 3, 2026 · Assigned by Gitea
CVE-2026-27771Gitea Composer package source links use insufficient permission checks
High 8.2
In plain English
A high-severity missing authorization in Gitea Open Source Git Server from Gitea. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei, public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)8.2High
Exploit odds (30 days)1.4%top 27.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling2Nuclei, Public PoC
Official description
Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | code.gitea.io/gitea | 1.26.2 | GHSA-8qw8-rq86-9pc2 |
| Go | code.gitea.io/gitea | 1.26.2 | GO-2026-6017 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Gitea | Gitea Open Source Git Server | 0 – through 1.26.1 |
Weakness: CWE-862 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- GitHub Security Advisory vendor-advisory
- GitHub Pull Request #37610 patch
- Gitea v1.26.2 Release release-notes
- Gitea v1.26.2 Release Blog Post release-notes