CVE-2026-58046

Severity: critical (CVSS 9.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-30 · updated 2026-10-23
Weakness: CWE-89

Description

Improper neutralization in the Plesk XML-RPC API allows a remote authenticated low-privileged user to perform SQL injection and read arbitrary data from the Plesk database, leading to full compromise of the panel.

Affected products

WebPros Plesk: before 18.0.79.4 — fixed in 18.0.79.4

How to fix

Upgrade to a fixed version: WebPros Plesk 18.0.79.4. Check the vendor advisory for mitigations.

References

https://support.plesk.com/hc/en-us/articles/42139500580119-Vulnerability-CVE-2026-58046-Blind-SQL-injection-in-Plesk-s-XML-RPC-API

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