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CVE PROGRAM SOURCE RECORD9.9 Critical

CVE-2026-68488

A 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

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Status
Published
Published
Updated
Assigning organization
hackerone

Description

A 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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

WebPros Plesk

Default version status: unaffected

  • 0 to ≤ 18.0.80.6affected
  • 0 to ≤ 18.0.79.10affected

References