CVE-2026-85967 Cross-site scripting in Progress MarkLogic Server
Remote attackers can execute scripts in authenticated users' browsers via XSS in MarkLogic Server, leading to unauthorized actions or data disclosure.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-85967?
CVE-2026-85967 is a medium-severity cross-site scripting vulnerability in Progress Software Corporation MarkLogic Server, published on 12 Oct 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 contain a cross-site scripting vulnerability that could allow a remote attacker to execute script in the context of an authenticated user's browser session, which could result in unauthorized actions or disclosure of information accessible to that user.
Weakness: CWE-79
Which versions are affected by CVE-2026-85967?
How do I fix CVE-2026-85967?
No fix has been published for CVE-2026-85967 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-85967 being exploited?
There is no known exploitation of CVE-2026-85967 in the wild and no public exploit code.
Sources
Also known as GHSA-92m5-4m42-c8hp.