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CVE-2026-54420

nvd nist
Published: Jun 14, 2026Modified: Jun 17, 2026CISA KEV

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8.5
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 6.0
Source: MITRE (Secondary)

Description

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.

Affected (2)

Litespeedtech
2 products
Litespeed Cpanel Plugin
Litespeed Whm Plugin
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Litespeed Cpanel Plugin
Before 2.4.8
Litespeed Whm Plugin
Before 5.3.2.0

Related CWEs

CWE-61
UNIX Symbolic Link (Symlink) Following
The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files.

References (3)

Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Product
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.