CVE-2026-44962CWE-643

CVE-2026-44962

Critical · published May 29, 2026

CVSS v3.1
9.9
EPSS
1%
Percentile
50.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00686 · 50.3th percentile
Weakness
CWE-643 · Improper Neutralization of Data within XPath Expressions ('XPath Injection')
Published
2026-05-29T20:16Z
References (1)
https://support.plesk.com/hc/en-us/articles/38633651286679-Vulnerability-CVE-2026-44962-in-Plesk-s-APS-Catalog · [email protected]
EPSS history
Timeline
  • 29 MAY 15:41Z
    Plesk contains an XPath injection vulnerability in the APS Application Catalog search functionality, where user-supplied input is interpolated into XPath…
    cvelistv5