Improper Neutralization of Data within XQuery Expressions (\'XQuery Injection\') in MarkLogic - CVE-2026-85948
Published: October 12, 2026
Vulnerability identifier: #VU154121
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-85948
CWE-ID: CWE-652
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote privileged user to obtain persistent unauthorized administrative control.
The vulnerability exists due to XQuery injection in a deprecated Management API package path when processing input through that path. A remote privileged user can exploit the XQuery-injection flaw to obtain persistent unauthorized administrative control.
Exploitation requires manage-user-level privileges.
Affected software
MarkLogic
How to mitigate CVE-2026-85948
Install security update from vendor's website.
MarkLogic - addressed in versions 11.3.7, 12.1