๐Ÿ” CVE Alert

CVE-2026-9191

CRITICAL 9.6

Insufficient isolation of user-supplied code in Progress MarkLogic Server

CVSS Score
9.6
EPSS Score
0.0%
EPSS Percentile
0th

Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not sufficiently isolate user-supplied code executed through certain REST and XDBC evaluation paths from HTTP request, response, and session state. An attacker able to execute code through an affected path could perform unauthorized actions or compromise an authenticated session.

CWE CWE-346
Vendor progress software corporation
Product marklogic server
Published Oct 12, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Progress Software Corporation / MarkLogic Server
11.0.0 < 11.3.7 12.0.0 < 12.1.0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
community.progress.com: https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026

Credits

WaltWhitehat via Bugcrowd