CVE-2026-25718: Gitea template repository generation mishandles symlinked paths

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% 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-59

Description

Gitea versions before 1.25.5 mishandle path resolution during template repository generation, allowing template processing to read or write through symlinked or otherwise non-regular 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/36734
https://github.com/go-gitea/gitea/pull/36746
https://github.com/go-gitea/gitea/releases/tag/v1.25.5

Get alerted when CVE-2026-25718 or the next vulnerability affects your stack