CVE-2026-64637

critical · 9.9

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.

9.9

CVSS

0.3%

EPSS (exploit prob.)

18th

EPSS percentile

2026-08-07

Published

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

Weaknesses

CWE-269

References

https://support.plesk.com/hc/en-us/articles/42432168683799

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-64637