Review reviewCritical

CVE-2026-58046

WebPros Plesk

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.

CVSS
9.9
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.07.30
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 9.9

Vulnerability overview

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 product and versions

Product
WebPros Plesk
Affected versions
>= 18.0.79.4 < 18.0.79.4
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that WebPros Plesk and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE
CWE-89
CVE-2026-58046 — WebPros Plesk | SECUFOCUS NOW