CVE-2023-40000: WordPress LiteSpeed Cache plugin <= 5.7 - Unauthenticated Site Wide Stored XSS vulnerability
First published: Tue Apr 16 2024(Updated: )
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.
Credit: audit@patchstack.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| LiteSpeed Cache | >=n/a<=5.7 | |
| LiteSpeed Cache | <=5.7 |
Remedy
Update to 5.7.0.1 or a higher version.
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Reference Links
- https://patchstack.com/database/vulnerability/litespeed-cache/wordpress-litespeed-cache-plugin-5-7-unauthenticated-site-wide-stored-xss-vulnerability?_s_id=cve
- https://www.bleepingcomputer.com/news/security/hackers-exploit-litespeed-cache-flaw-to-create-wordpress-admins/
- https://www.bleepingcomputer.com/news/security/litespeed-cache-bug-exposes-millions-of-wordpress-sites-to-takeover-attacks/
- https://www.bleepingcomputer.com/news/security/hackers-are-exploiting-critical-bug-in-litespeed-cache-plugin/
- https://www.bleepingcomputer.com/news/security/litespeed-cache-bug-exposes-6-million-wordpress-sites-to-takeover-attacks/
- https://www.bleepingcomputer.com/news/security/litespeed-cache-wordpress-plugin-bug-lets-hackers-get-admin-access/
Frequently Asked Questions
What is the severity of CVE-2023-40000?
CVE-2023-40000 is categorized as a Stored XSS vulnerability with significant risk to affected systems.
How do I fix CVE-2023-40000?
To fix CVE-2023-40000, update LiteSpeed Cache to version 5.8 or later, which addresses the XSS issues.
Which versions are affected by CVE-2023-40000?
CVE-2023-40000 affects LiteSpeed Cache versions from n/a up to and including 5.7.
What types of attacks are possible due to CVE-2023-40000?
CVE-2023-40000 could allow attackers to execute scripts in the context of a user's browser, potentially compromising sensitive data.
Is WordPress LiteSpeed Cache impacted by CVE-2023-40000?
Yes, the WordPress LiteSpeed Cache plugin up to version 5.7 is also vulnerable to CVE-2023-40000.
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