CVE-2026-7557
CriticalCVSS 9.1Summary
An improper verification of cryptographic signature vulnerability in the SAML authentication module of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows an unauthenticated remote attacker to bypass authentication and impersonate any user, including administrators. This vulnerability affects deployments with SAML single sign-on enabled.
Risk Assessment
Risk of complete authentication bypass and impersonation of administrators, potentially leading to full system and data compromise.
Recommendation
Immediately upgrade Progress MarkLogic Server to version 11.3.6 or 12.0.3 (or later). Also review SAML configuration and ensure signatures are properly verified.
Original NVD description (English source)
An improper verification of cryptographic signature vulnerability in the SAML authentication module of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows an unauthenticated remote attacker to bypass authentication and impersonate any user, including administrators. This vulnerability affects deployments with SAML single sign-on enabled.