CVE-2025-68939 Gitea allows attackers to add attachments with forbidden file extensions

What is CVE-2025-68939?

CVE-2025-68939 is a high-severity vulnerability in Gitea Gitea, published on 26 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Gitea before 1.23.0 allows attackers to add attachments with forbidden file extensions by editing an attachment name via an attachment API.

Weakness: CWE-424

Which versions are affected by CVE-2025-68939?

4 open source packages ship an affected version, including code.gitea.io/gitea and gitea. It affects 1 product.

Products include Gitea Gitea.

How do I fix CVE-2025-68939?

Upgrade to a fixed version.

Is CVE-2025-68939 being exploited?

There is no known exploitation of CVE-2025-68939 in the wild and no public exploit code.

Other vulnerabilities in Gitea Gitea

• CVE-2026-60004 Gitea Code Injection Exploited Critical 9.8
• CVE-2026-73278 Gitea WebAuthn bypass during OAuth and OIDC sign-in Critical 9.8
• CVE-2026-94205 Gitea fork workflow approval bypass through maintainer-triggered events Critical 9.8
• CVE-2022-42968 Gitea vulnerable to Argument Injection Critical 9.8
• CVE-2021-45330 Improper Privilege Management in Gitea Critical 9.8

All Gitea Gitea vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-gitea-2025-68939, GHSA-263q-5cv3-xq9g, GO-2025-4261.