CVE-2026-43920

CVE-2026-43920 affects FOSSBilling versions 0.5.4–0.7.2 where the unauthenticated /run-patcher endpoint allowed privileged maintenance operations (config migrations, DB schema changes including ALTER/DROP/UPDATE, filesystem deletions/renames, and cache clearing) to be executed without admin auth,...

CVE-2026-43920

FOSSBilling is a free, open-source billing and client management system. In versions 0.5.4 through 0.7.2, the /run-patcher maintenance endpoint in FOSSBilling was accessible without authentication, which allowed unauthenticated remote users to trigger update patch routines that modify configurati...