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CVE-2026-44962

CRITICAL
10.0
CVSS 3.1
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.

Metadata

CVE ID
CVE-2026-44962
State
PUBLISHED
Assigner
hackerone
Reserved
2026-05-08 15:00 UTC
Published
2026-05-29 15:41 UTC
Last updated
2026-05-29 16:43 UTC
Primary CWE
CWE-643
CWE-643 Improper Neutralization of Data within XPath Express…
Vendor / Product
WebPros / Plesk
Sources
cve.org  ·  NVD

Severity & Metrics

10.0 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
WebPros Plesk — 18.0.75.1 < 18.0.75.1, 18.0.76.2 < 18.0.76.2
Weakness (CWE)
CWESourceDescription
CWE-643 cna CWE-643 Improper Neutralization of Data within XPath Expressions ('XPath Injection')
CVSS scores (1)
ScoreSeverityVersionSourceVector
10.0 CRITICAL 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
References (1)
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