CVE-2026-28705: Gitea repository dumps write release assets using unsafe path names

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-03 · updated 2026-10-25
Weakness: CWE-22

Description

Gitea versions before 1.25.5 use release tag names and asset names as filesystem path components when dumping release assets, allowing specially crafted names to affect dump output paths.

Affected products

Gitea Open Source Git Server: before 1.25.5 — fixed in 1.25.5

How to fix

Upgrade to a fixed version: Gitea Open Source Git Server 1.25.5. Check the vendor advisory for mitigations.

References

https://blog.gitea.com/release-of-1.25.5/
https://github.com/go-gitea/gitea/pull/36799
https://github.com/go-gitea/gitea/pull/36839
https://github.com/go-gitea/gitea/releases/tag/v1.25.5

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