What is CVE-2026-58046?

CVE-2026-58046 is a critical-severity vulnerability in Webpros Plesk, classified under SQL Injection. CVSS score: 9.9/10. Published 2026-07-30.

How severe is CVE-2026-58046?

Critical severity. CVSS v3 base score is 9.9 out of 10.

SQL Injection in Webpros Plesk

CVE-2026-58046

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.

Vulnerability class: SQL Injection

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Webpros Plesk — versions 18.0.79.4

Weakness classification (CWE)

CWE-89 — SQL Injection

References

support@hackerone.com

Frequently asked questions

What is CVE-2026-58046?: CVE-2026-58046 is a critical-severity vulnerability in Webpros Plesk, classified under SQL Injection. CVSS score: 9.9/10. Published 2026-07-30.
How severe is CVE-2026-58046?: Critical severity. CVSS v3 base score is 9.9 out of 10.