CVE-2026-22547: Gitea repository creation accepts invalid field values

Severity: critical (CVSS 9.1 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-20

Description

Gitea versions before 1.25.5 lack validation constraints for repository creation fields, including length-limited template fields and trust model or object format values.

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/36671
https://github.com/go-gitea/gitea/pull/36757
https://github.com/go-gitea/gitea/releases/tag/v1.25.5

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