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LiteSpeed cPanel Plugin Privilege Escalation Vulnerability

LiteSpeed cPanel Plugin contains privilege escalation vulnerability that is exposed via the user-end cPanel plugin, which can be abused by any cPanel user

Security · HIGH
Source: CISA Known Exploited VulnerabilitiesMay 26, 2026, 5:38 PMSecurityhigh

Full content

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.

Vendor: LiteSpeed

Product: cPanel Plugin

Due date: 2026-05-29

Known ransomware use: Unknown

Why it matters

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

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