CVE-2026-44962 — CRITICAL (9.9)

Vulnerability 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.

CVSS Score

9.9

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-643

References

https://support.plesk.com/hc/en-us/articles/38633651286679-Vulnerability-CVE-202

FAQ

What is CVE-2026-44962?

CVE-2026-44962 is a vulnerability with a CVSS score of 9.9 (CRITICAL). 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 allo...

How severe is CVE-2026-44962?

CVE-2026-44962 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-44962?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.