VULNERABILITY INTELLIGENCE
CVE-2026-64637
CVSS score9.9 CRITICAL
EPSS probability0.47%
CISA KEVNot currently listed
Published2026-08-07
Last modified2026-10-24
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Description
Improper privilege management in the XML-RPC API of Plesk before 18.0.80, allows an authenticated reseller to obtain an administrative session for the root user account.
Weakness classification
- support@hackerone.com: CWE-269