High severity8.3NVD Advisory· Published Apr 16, 2024· Updated Jun 17, 2026

CVE-2023-40000

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Litespeedtech/LiteSpeed Cache2 versions
cpe:2.3:a:litespeedtech:litespeed_cache:*:*:*:*:*:wordpress:*:*+ 1 more
- cpe:2.3:a:litespeedtech:litespeed_cache:*:*:*:*:*:wordpress:*:*range: <5.7.0.1
- (no CPE)range: <=5.7
WordPress/Litespeed Cachellm-fuzzy
Range: <=5.7
Package: https://wordpress.org/plugins/litespeed-cache

Patches

Vulnerability mechanics

References

patchstack.com/database/vulnerability/litespeed-cache/wordpress-litespeed-cache-plugin-5-7-unauthenticated-site-wide-stored-xss-vulnerabilitynvdThird Party Advisory

News mentions

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cvss	0.540
epss	0.044
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000