LiteSpeed cPanel Plugin Privilege Escalation Vulnerability

Date May 26, 2026
Type KEV
Signal Known exploited
Vendor / Product LiteSpeed ยท cPanel Plugin
CVE CVE-2026-48172
Known exploited CVE-2026-48172

Summary

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.

Why it matters

CVE-2026-48172 is listed in CISA's Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. CISA remediation deadline: 2026-05-29. Treat remediation as urgent.

Operator check

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.