CVE-2026-85974 Improper TLS hostname verification in Progress MarkLogic Server
Attackers can intercept or modify communications due to improper TLS hostname verification in MarkLogic Server outbound connections.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-85974?
CVE-2026-85974 is a high-severity vulnerability in Progress Software Corporation MarkLogic Server, published on 12 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 do not consistently validate TLS certificate hostnames for certain outbound connections. A network-positioned attacker could exploit this weakness to intercept or modify communications with an affected service.
Weakness: CWE-297
Which versions are affected by CVE-2026-85974?
How do I fix CVE-2026-85974?
No fix has been published for CVE-2026-85974 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-85974 being exploited?
There is no known exploitation of CVE-2026-85974 in the wild and no public exploit code.
Sources
Also known as GHSA-6q89-c966-c783.