CRITICAL 9.1 NVD

CVE-2026-9190

An HTTP request smuggling vulnerability in the HTTP App Server of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows a remote attacker to bypass authenti

An HTTP request smuggling vulnerability in the HTTP App Server of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows a remote attacker to bypass authentication and authorization checks, hijack a legitimate user's session, or capture credentials. The vulnerability occurs when a crafted HTTP request containing both Content-Length and Transfer-Encoding headers causes a reverse proxy and MarkLogic Server to interpret request boundaries differently.

References

https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-August

Published: 2026-08-05 · Source: NVD · Feed updated: 2026-08-05

This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-08-05 via NVD.

Risk Timeline

CVE Disclosed2026-08-05 · -1 days ago

Remediation Resources

Official Advisory

community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bul

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