CVE-2026-58426
Critical
Description
Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows cross-repository artifact read and cross-task upload-state write
SeverityCritical
CVSS9.6
Exploit probability—
ProductCode.gitea.io/gitea
PublishedJul 3, 2026
First seenJul 3, 2026
Weakness typeCWE-347CWE-347
How to fix
Update
- code.gitea.io/gitea1.26.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| code.gitea.io/giteaGo | 1.22.0 ≤ v < 1.26.2 | 1.26.2 |
Check your version
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