Critical SEVERITY — Vulnerability

CVE-2026-58046 — Improper neutralization in the Plesk XML-RPC API allows a remote authenticated low-privileged user to perform SQL inject

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.

Platform
Plesk
CVE Record
CVE-2026-58046
CVSS Score
9.9/10
Published
30 July 2026
Views
25
Primary source: Review the official advisory at nvd.nist.gov Go to Source

Summary

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.

Assessment

  • CVE: CVE-2026-58046
  • CVSS base score: 9.9
  • Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • Source: NVD record

References

Action

  • Verify affected systems against your inventory
  • Apply the vendor patch during a maintenance window
  • Restrict access at the network layer until patched

Plesk — Related Advisories

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