CVE-2026-48172

CRITICALCVSS 9.8Known Exploited

CISA Known Exploited Vulnerability

https://blog.litespeedtech.com/2026/05/21/security-update-for-litespeed-cpanel-plugin/ ; https://nvd.nist.gov/vuln/detail/CVE-2026-48172

Remediation deadline: May 29, 2026

Description

LiteSpeed cPanel Plugin contains privilege escalation vulnerability that is exposed via the user-end cPanel plugin, which can be abused by any cPanel user account to execute arbitrary scripts with root privileges.

Timeline

Published:May 21st, 2026 2:16 AM

Last modified:October 7th, 2026 7:17 PM

Added to KEV:May 26th, 2026

CVSS Scoring

CVSS v3: 9.8 (CRITICAL)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Software

From NVD CPE configuration data

Vendors

litespeedtech

Products

litespeed_cpanel_pluginlitespeed_whm_plugin

Weaknesses (CWE)

CWE-266

References & Reports

Advisories, patches, and third-party reports

https://blog.litespeedtech.com/2026/05/21/security-update-for-litespeed-cpanel-plugin/Vendor Advisory
https://www.litespeedtech.com/products/litespeed-web-server/control-panel-support/cpanelProduct
https://www.litespeedtech.com/products/litespeed-web-server/control-panel-support/release-logRelease Notes
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48172US Government Resource

Source: NIST NVD · Data may lag official sources by up to one minute