CVE-2023-40000: WordPress LiteSpeed Cache plugin <= 5.7 - Unauthenticated Site Wide Stored XSS vulnerability

Published 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.

Affected Software

3 affected components
Litespeed Technologies LiteSpeed Cache>=n/a, <=5.7
WordPress LiteSpeed Cache<=5.7
Litespeedtech Litespeed Cache Wordpress<5.7.0.1

Remediation

Information

Update to 5.7.0.1 or a higher version.

Event History

Apr 16, 2024
CVE Published
via MITRE·05:46 PM
Data Sourced
via MITRE·05:46 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
May 7, 2024
News Published
via BleepingComputer·09:42 PM
News Published
via BleepingComputer·09:44 PM
Aug 21, 2024
News Published
via BleepingComputer·05:22 PM
Aug 22, 2024
News Published
via BleepingComputer·10:14 PM
Sep 5, 2024
News Published
via BleepingComputer·04:58 PM
Oct 31, 2024
News Published
via BleepingComputer·04:19 PM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2023-40000?

CVE-2023-40000 is categorized as a Stored XSS vulnerability with significant risk to affected systems.

2

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.

3

Which versions are affected by CVE-2023-40000?

CVE-2023-40000 affects LiteSpeed Cache versions from n/a up to and including 5.7.

4

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.

5

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.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203