Privilege Escalation Vulnerability in Progress MarkLogic Server
CVE-2026-85954

8.6HIGH

Key Information:

Vendor

Progress Software
Status
Marklogic Server
Vendor
CVE Published:
12 October 2026

What is CVE-2026-85954?

A vulnerability has been identified in Progress MarkLogic Server that allows attackers to evaluate user-controlled values within certain higher-order XQuery functions. This occurs in an elevated security context, potentially leading to unauthorized privilege escalation. Affected versions include MarkLogic Server 12.x before 12.1.0 and 11.x before 11.3.7, emphasizing the need for timely updates to mitigate this risk.

Affected Version(s)

MarkLogic Server 11.0.0 < 11.3.7

MarkLogic Server 12.0.0 < 12.1.0

References

https://community.progress.com/s/article/Marklogic-Critic...
vendor-advisory

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.