CVE-2026-7557

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.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-August-2026	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:progress:marklogic_server::::::::
	cpe:2.3:a:progress:marklogic_server::::::::

History

No history.

Information

Published : 2026-08-05 16:17

Updated : 2026-09-03 14:06

NVD link : CVE-2026-7557

Mitre link : CVE-2026-7557

CVE.ORG link : CVE-2026-7557

JSON object : View

Products Affected

progress

marklogic_server

CWE

CWE-347

Improper Verification of Cryptographic Signature

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