CVE-2026-54599

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.4, login.php generates an OIDC state nonce stored in $SESSION'oidcstate', but checksession.php dispatches the OIDC callback without comparing the incoming state against the session value. An attacker can...

CVE-2026-54599 Wallos: OIDC state parameter never validated — login CSRF / account takeover

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.4, login.php generates an OIDC state nonce stored in $SESSION'oidcstate', but checksession.php dispatches the OIDC callback without comparing the incoming state against the session value. An attacker can...