What is CVE-2026-32991?

CVE-2026-32991 is a high-severity vulnerability in Webpros Cpanel, classified under Incorrect Authorization. CVSS score: 7.1/10. Published 2026-05-13.

How severe is CVE-2026-32991?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Webpros Cpanel

CVE-2026-32991

Improper authorization checks of team members privileges allow a team member to escalate privileges to the team owner account.

Vulnerability class: Broken Access Control

EPSS: 0.000 (1.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.

Affected products

Webpros Cpanel — versions 11.136.0.0, 11.134.0.0, 11.132.0.0
Webpros Cpanel (Cloudlinux 6, Centos 6) — versions 11.110.0.0
Webpros Wp Squared — versions 11.136.1.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

support@hackerone.com

Frequently asked questions

What is CVE-2026-32991?: CVE-2026-32991 is a high-severity vulnerability in Webpros Cpanel, classified under Incorrect Authorization. CVSS score: 7.1/10. Published 2026-05-13.
How severe is CVE-2026-32991?: High severity. CVSS v3 base score is 7.1 out of 10.