CVE-2026-58426

CRITICAL

Gitea 1.22.0-1.26.1 Actions Artifacts - Cross-Repository Artifact Read and State Write

Title source: manual
STIX 2.1

Description

Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows cross-repository artifact read and cross-task upload-state write

References (4)

Core 4
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory
https://github.com/go-gitea/gitea/security/advisories/GHSA-hg5r-vq93-9fv6
Patch patch
GitHub Pull Request #37707
https://github.com/go-gitea/gitea/pull/37707
Release Notes release-notes
Gitea v1.26.2 Release
https://github.com/go-gitea/gitea/releases/tag/v1.26.2
Release Notes release-notes
Gitea v1.26.2 Release Blog Post
https://blog.gitea.com/release-of-1.26.2/

Scores

CVSS v3 9.6
EPSS 0.0019
EPSS Percentile 8.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-347
Status published
Products (2)
code.gitea.io/gitea 1.22.0 - 1.26.2Go
Gitea/Gitea Open Source Git Server 1.22.0 - 1.26.1
Published Jul 03, 2026
Tracked Since Jul 04, 2026