getgrav Grav up to 2.0.3 Login Plugin regenerate2FASecret 2FA secret cross-site request forgery

Summaryinfo

A vulnerability categorized as problematic has been discovered in getgrav Grav up to 2.0.3. Affected is the function regenerate2FASecret of the component Login Plugin. Such manipulation of the argument 2FA secret leads to cross-site request forgery. This vulnerability is referenced as CVE-2026-62232. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in getgrav Grav up to 2.0.3. Affected by this issue is the function regenerate2FASecret of the component Login Plugin. The manipulation of the argument 2FA secret with an unknown input leads to a cross-site request forgery vulnerability. Using CWE to declare the problem leads to CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. Impacted is integrity. CVE summarizes:

Grav before 2.0.4 contains a two-factor authentication bypass vulnerability in the login plugin where the regenerate2FASecret task checks only user existence, not authorization, during the pending TOTP challenge window. Attackers who know the victim's password can call this task without a CSRF nonce to overwrite the 2FA secret with an attacker-chosen value, compute a valid TOTP code, and complete authentication while reducing 2FA to password-only protection.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-62232 since 07/13/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading to version 2.0.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-45120). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• getgrav

Name

• Grav

Version

• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3

Website

• Product: https://github.com/getgrav/grav/

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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