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Progress SoftwareCVE-2026-7557

Progress Software MarkLogic Server: authentication bypass

Critical9.1CVE-2026-7557 · Published Aug 5, 2026 · updated Sep 3, 2026

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.

Progress Software advisory

Affected versions

PackageAffectedFixed in
MarkLogic Server
Product
>= 11.0.0, < 11.3.611.3.6
>= 12.0.0, < 12.0.312.0.3
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-347

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