CVE-2026-45677

Summary (CVE-2026-45677): Rocket.Chat prior to versions 8.5.0, 8.4.1, 8.3.3, 8.2.3, 8.1.4, 8.0.5, 7.13.7, and 7.10.11 fails to verify the signature on inbound SAML LogoutRequest messages. This allows an unauthenticated remote attacker who knows a target user’s SAML NameID (commonly the user’s ema...