CRITICALVulnerability

CVE-2026-64637

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.

Properties

severity
CRITICAL
score
9.9
epss_score
0.00262
cve_id
CVE-2026-64637
vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
published_at
2026-08-07T18:17:20.200
last_modified
2026-09-03T17:02:54.670
epss_percentile
0.17738

Related Entities (3)

ENRICHED_BY (1)

[Source]FIRST EPSS

HAS_WEAKNESS (1)

[Weakness]Improper Privilege Management

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-64637 — Ninja Signal Threat Intelligence | Ninja Signal