CVE-2026-72709

SPIP before 4.4.18 is affected by a missing authorization vulnerability in the administrative action endpoints under ecrire/action/. The root cause is the absence of a server-side permission check via autoriser(): an unauthenticated attacker can obtain a valid HMAC-SHA256 nonce, compute it for an...

CVE-2026-72709 SPIP < 4.4.18 Missing Authorization via ecrire/action/

SPIP before version 4.4.18 contains a missing authorization vulnerability in sensitive actions under ecrire/action/ that allows unauthenticated attackers to invoke privileged actions by supplying only a valid CSRF nonce without any server-side permission check. Attackers can bypass template-level...