XSS in Webpros Cpanel
CVE-2026-93029
There is a stored XSS vulnerability allowing arbitrary code execution in the WHM Manage SSL Hosts interface.
Vulnerability class: XSS (Cross-Site Scripting)
Published .
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackerone.com/reports/4047106
- support.cpanel.net/hc/en-us/articles/43845929235351-Security-CVE-2026-93029-Sto…
- docs.cpanel.net/changelogs/138-change-log/
- docs.cpanel.net/changelogs/136-change-log/
- docs.cpanel.net/changelogs/134-change-log/
- docs.cpanel.net/changelogs/110-change-log/
- docs.wpsquared.com/changelogs/versions/changelog/
Frequently asked questions
- What is CVE-2026-93029?
- CVE-2026-93029 is a critical-severity vulnerability in Webpros Cpanel, classified under Cross-site Scripting. CVSS score: 9.0/10. Published 2026-10-02.
- How severe is CVE-2026-93029?
- Critical severity. CVSS v3 base score is 9.0 out of 10.