CVE-2026-64637
CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-269 |
| Vendor | webpros |
| Product | plesk |
| Published | Aug 7, 2026 |
| Last Updated | Aug 7, 2026 |
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CVSS v3 Breakdown
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Affected Versions
WebPros / Plesk
0 < 18.0.80.1