CVE-2026-44962 Code injection in Plesk
Authenticated low-privileged users can execute arbitrary OS commands via XPath injection in Plesk's APS catalog search, leading to privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-44962?
CVE-2026-44962 is a critical code injection vulnerability in WebPros Plesk, published on 29 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Plesk contains an XPath injection vulnerability in the APS Application Catalog search functionality, where user-supplied input is interpolated into XPath queries without proper sanitization. This allows an authenticated, low-privileged user to execute arbitrary operating system commands on the server, resulting in local privilege escalation.
Weakness: CWE-643
Which versions are affected by CVE-2026-44962?
How do I fix CVE-2026-44962?
No fix has been published for CVE-2026-44962 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-44962 being exploited?
There is no known exploitation of CVE-2026-44962 in the wild and no public exploit code.
Sources
Also known as GHSA-2785-qq7p-x3cj.