CVE-2025-64175 Gogs Vulnerable to 2FA Bypass via Recovery Code

High 7.7 Published Updated

Attackers can bypass two-factor authentication using any unused recovery code, leading to full account takeover in Gogs.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2025-64175?

CVE-2025-64175 is a high-severity authentication bypass vulnerability in gogs, published on 6 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Gogs is an open source self-hosted Git service. In version 0.13.3 and prior, Gogs’ 2FA recovery code validation does not scope codes by user, enabling cross-account bypass. If an attacker knows a victim’s username and password, they can use any unused recovery code (e.g., from their own account) to bypass the victim’s 2FA. This enables full account takeover and renders 2FA ineffective in all environments where it's enabled.. This issue has been patched in versions 0.13.4 and 0.14.0+dev.

Weakness: CWE-287

Which versions are affected by CVE-2025-64175?

3 open source packages ship an affected version, including gogs.io/gogs. It affects 1 product.

PackageAffectedFixed in
gogs.io/gogs GoFrom 0.11.19None
gogs.io/gogs GoFrom 0.11.190.13.4
gogs.io/gogs GoFrom 0.11.190.13.4

Products include Gogs Gogs.

How do I fix CVE-2025-64175?

Upgrade gogs.io/gogs to 0.13.4 or later.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2025-64175 being exploited?

There is no known exploitation of CVE-2025-64175 in the wild and no public exploit code.

Sources

Also known as GHSA-p6x6-9mx6-26wj, GO-2026-4449.

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