CVE-2025-66429

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-11 · updated 2026-10-14
Weakness: CWE-22

Description

An issue was discovered in cPanel 110 through 132. A directory traversal vulnerability within the Team Manager API allows for overwrite of an arbitrary file. This can allow for privilege escalation to the root user.

Affected products

WebPros cPanel: from 110.0.0 before 126.0.37; from 128.0.1 before 130.0.16; from 132.0.0 before 132.0.4 — fixed in 126.0.37, 130.0.16, 132.0.4

How to fix

Upgrade to a fixed version: WebPros cPanel 126.0.37, 130.0.16, 132.0.4. Check the vendor advisory for mitigations.

References

https://docs.cpanel.net/changelogs/126-change-log/
https://docs.cpanel.net/release-notes/release-notes/

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