CVE-2023-40000

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

Published Apr 16, 2024 CVSS 3.1 · 8.3 High EPSS 54.9% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Update to 5.7.0.1 or a higher version.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description 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. 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.
Type Values Removed Values Added
First Time appeared Litespeedtech
Litespeedtech litespeed Cache
CPEs cpe:2.3:a:litespeedtech:litespeed_cache:*:*:*:*:*:wordpress:*:*
Vendors & Products Litespeedtech
Litespeedtech litespeed Cache
Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:08 PM
Reserved
Aug 8, 2023, 11:43 AM
Status
Modified
Published
Apr 16, 2024, 6:15 PM
Modified
Jun 17, 2026, 6:15 AM