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LiteSpeed LiteSpeed cPanel PluginLiteSpeed cPanel Plugin UNIX Symbolic Link (Symlink) Following Vulnerability

Risk 91
Severity
8.5
Exploited
AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

LiteSpeed cPanel plugin before 2.4.8 (as distributed in LiteSpeed WHM PlugIn before 5.3.2.0) mishandles symlinks provided by a user with FTP or web shell access on a shared hosting server running CloudLinux/CageFS, as exploited in the wild in May 2026.

1 / 2
Source: MITRE
First published (updated )
CVE-2026-54420

LiteSpeed LiteSpeed User-End cPanel PluginLiteSpeed cPanel Plugin Privilege Escalation Vulnerability

Risk 100
Severity
10
Exploited
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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.

1 / 2
Source: CISA
First published (updated )
CVE-2026-48172

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