What’s Vulnerable › Vulnerabilities

CVE-2018-20911

Severity: high (CVSS 7.2 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-01 · updated 2026-06-17
Weakness: CWE-79

Description

cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).

Affected products

WebPros cPanel: before 70.0.23 — fixed in 70.0.23

How to fix

Upgrade to a fixed version: WebPros cPanel 70.0.23. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2018-20911 or the next vulnerability affects your stack