CVE-2026-44962

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Summary

CVECVE-2026-44962
StatePUBLISHED
Assignerhackerone
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-29 16:16:27 UTC
Updated2026-05-29 16:33:43 UTC
DescriptionPlesk 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.

Risk And Classification

Primary CVSS: v3.1 9.9 CRITICAL from [email protected]

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

EPSS: 0.000470000 probability, percentile 0.150220000 (date 2026-06-01)

Problem Types: CWE-643 | CWE-643 CWE-643 Improper Neutralization of Data within XPath Expressions ('XPath Injection')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.1CNADECLARED10CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA WebPros Plesk affected 18.0.75.1 18.0.75.1 semver Not specified
CNA WebPros Plesk affected 18.0.76.2 18.0.76.2 semver Not specified

References

ReferenceSourceLinkTags
support.plesk.com/hc/en-us/articles/38633651286679-Vulnerability-CVE-2026-44962... [email protected] support.plesk.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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