CVE-2026-68488

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-68488
StatePUBLISHED
Assignerhackerone
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-10 17:17:05 UTC
Updated2026-09-10 19:54:25 UTC
DescriptionA Time-of-check Time-of-use (TOCTOU) race condition leading to insecure symlink following in Plesk causes local privilege escalation to root via arbitrary file/directory ownership takeover.

Risk And Classification

Primary CVSS: v3.0 9.9 CRITICAL from [email protected]

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.002030000 probability, percentile 0.103670000 (date 2026-09-13)

Problem Types: CWE-367 | CWE-367 CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

VersionSourceTypeScoreSeverityVector
3.0[email protected]Secondary9.9CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.0CNADECLARED9.9CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v3.0 Breakdown

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

CVSS:3.0/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 18.0.80.6 semver Not specified
CNA WebPros Plesk affected 18.0.79.10 semver Not specified

References

ReferenceSourceLinkTags
support.plesk.com/hc/en-us/articles/43248932867351-Vulnerability-in-Plesk-s-Bac... [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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