CVE-2026-111882 phpMyFAQ 3.2.0-alpha before 4.1.9 and 4.2.0-alpha before 4.2.0-beta TOTP 2FA Bypass via SSO Callbacks
Attackers with valid IdP credentials can bypass TOTP 2FA via SSO callbacks to gain full authenticated access, including admin privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-111882?
CVE-2026-111882 is a high-severity authentication bypass vulnerability in thorsten phpMyFAQ, published on 17 Oct 2026. 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
phpMyFAQ 3.2.0-alpha before 4.1.9 and 4.2.0-alpha before 4.2.0-beta contains an authentication bypass vulnerability that allows IdP-authenticated users to skip TOTP two-factor authentication through the Keycloak and Entra ID SSO callbacks. Attackers holding a valid or phished IdP identity linked to a 2FA-enabled account can complete the OIDC flow and obtain a fully authenticated session, including administrator accounts.
Weakness: CWE-287
Which versions are affected by CVE-2026-111882?
How do I fix CVE-2026-111882?
No fix has been published for CVE-2026-111882 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-111882 being exploited?
There is no known exploitation of CVE-2026-111882 in the wild and no public exploit code.
Sources
Also known as GHSA-74rq-7w8c-gr94.