Vulnerability · Published Aug 13, 2026 · Assigned by Gitea
CVE-2026-58416Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)
High 7.1
In plain English
A high-severity incorrect 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 0.3% (higher than 24% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.3%top 75.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | gitea.dev | 1.27.0 | GHSA-fj8v-hjwv-qm88 |
| Go | gitea.dev | 1.27.0 | GO-2026-6052 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Gitea | Gitea Open Source Git Server | 0 – through 1.26.4 |
Weakness: CWE-280, CWE-863 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
References
- GitHub Security Advisory vendor-advisory
- Gitea v1.27.0 Release release-notes
- Gitea v1.27.0 Release Blog Post release-notes