Improper validation of certificate with host mismatch in MarkLogic - CVE-2026-85974
Published: October 12, 2026
Vulnerability identifier: #VU154147
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-85974
CWE-ID: CWE-297
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to intercept or modify communications with an affected service.
The vulnerability exists due to improper validation of TLS certificate hostnames in certain outbound connections when validating service certificates. A remote attacker can exploit the hostname-validation weakness from a position on the network to intercept or modify communications with an affected service.
Affected software
MarkLogic
How to mitigate CVE-2026-85974
Install security update from vendor's website.
MarkLogic - addressed in versions 11.3.7, 12.1