CVE-2025-63588: XSS

Published Nov 6, 2025
·
Updated

An unauthenticated reflected cross-site scripting vulnerability in the query handling of CMSimpleXH allows remote attackers to inject and execute arbitrary JavaScript in a victim's browser via a crafted request (e.g., a maliciously crafted POST login). Successful exploitation may lead to theft of session cookies, credential disclosure, or other client-side impacts.

Affected Software

2 affected components
CMSimpleXH CMSimpleXH
Cmsimple-xh Cmsimple Xh=1.8.0

Event History

Nov 6, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-63588?

CVE-2025-63588 is classified as a high severity vulnerability due to its potential for unauthenticated remote code execution via reflected cross-site scripting.

2

How do I fix CVE-2025-63588?

To fix CVE-2025-63588, upgrade to the patched version of CMSimpleXH that addresses the reflected XSS vulnerability.

3

Who is affected by CVE-2025-63588?

CVE-2025-63588 affects users of CMSimpleXH version 1.8.0 and earlier who use the vulnerable query handling feature.

4

What type of attack is CVE-2025-63588 associated with?

CVE-2025-63588 is associated with reflected cross-site scripting attacks, allowing attackers to inject malicious JavaScript.

5

What could be the impact of exploiting CVE-2025-63588?

Exploiting CVE-2025-63588 could lead to the theft of sensitive information from users, including credentials and personal data.

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