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OpenAdvisories

Vendor

LiteSpeed Technologies

20 known vulnerabilities.

Products

LiteSpeed Cache 12 OpenLiteSpeed Web Server 3 LiteSpeed Web Server 3 cPanel Plugin 2 OpenLiteSpeed 2 WHM Plugin 1 LSWS Enterprise 1 LiteSpeed Web Server Enterprise 1
All Critical High Medium Low Exploited only Public exploit

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  • High 8.5
    CVE-2026-54420 Exploited Public exploit

    LiteSpeed cPanel plugin before 2.4.8 (as distributed in LiteSpeed WHM PlugIn before 5.3.2.0) mishandles symlinks provid…

    LiteSpeed Technologies cPanel Plugin
    KEV Jun 15, 2026
  • High 8.3
    CVE-2023-40000 Public exploit EPSS 55%

    WordPress LiteSpeed Cache plugin <= 5.7 - Unauthenticated Site Wide Stored XSS vulnerability

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in LiteSpeed Technologies LiteSpeed Cache allows Stored XSS.This issue affects LiteSpeed Cache: from n/a through 5.7.

    LiteSpeed Technologies LiteSpeed Cache