Is CVE-2026-93029 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-93029 being exploited in the wild.

How severe is CVE-2026-93029?

Critical severity, with a CVSS score of 9, published 2 October 2026.

Which products and versions are affected?

cPanel Whm before 110.0.148, before 134.0.61.

Is there a fix for CVE-2026-93029?

Yes: fixed in cPanel WHM 110.0.148, 134.0.61. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-93029 attacked?

It is attacked over the network, in a web application.

Am I affected by CVE-2026-93029?

Check whether you run cPanel Whm at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2026-93029: cPanel WHM stored XSS in Manage SSL Hosts

CVE-2026-93029 · Severity: critical · CVSS 9 · Published 2026-10-02

cPanel WHM is a web hosting control panel that administrators use to manage SSL certificates and server configuration. A stored cross-site scripting (XSS) vulnerability in the "Manage SSL Hosts" interface allows an authenticated attacker to inject malicious scripts that execute in the browsers of other administrators, potentially leading to account compromise or unauthorized server changes.

Technologies: cPanel Whm. Vendors: cPanel.

Quick answers

Is CVE-2026-93029 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-93029 being exploited in the wild.
How severe is CVE-2026-93029?: Critical severity, with a CVSS score of 9, published 2 October 2026.
Which products and versions are affected?: cPanel Whm before 110.0.148, before 134.0.61.
Is there a fix for CVE-2026-93029?: Yes: fixed in cPanel WHM 110.0.148, 134.0.61. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-93029 attacked?: It is attacked over the network, in a web application.
Am I affected by CVE-2026-93029?: Check whether you run cPanel Whm at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

Fixed in: cPanel WHM 110.0.148, 134.0.61

Technical details

A stored XSS vulnerability exists in the WHM Manage SSL Hosts interface that fails to properly sanitize user-supplied input before storing and displaying it. An authenticated attacker with access to this interface can inject arbitrary JavaScript code that persists in the application's database and executes whenever other administrators view the affected page, allowing session hijacking, credential theft, or further system compromise.

Affected products

cPanel WHM before 110.0.148, before 134.0.61

Timeline

2026-10-02: disclosed
2026-09-29: patched: cPanel WHM 110.0.148 and 134.0.61 released as targeted security releases

References

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