CVE-2025-27826: XSS

Published Mar 7, 2025
·
Updated

An XSS issue was discovered in the Bootstrap Lite theme before 1.x-1.4.5 for Backdrop CMS. It doesn't sufficiently sanitize certain class names.

Affected Software

1 affected component
Backdrop Lite theme<1.x-1.4.5

Event History

Mar 7, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 PM
DescriptionSeverityWeakness
Nov 18, 57181
Event
via FIRST·01:03 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-2025-27826?

CVE-2025-27826 has been classified as a medium severity vulnerability due to its potential for Cross-Site Scripting (XSS) attacks.

2

How do I fix CVE-2025-27826?

To fix CVE-2025-27826, update your Backdrop CMS Lite theme to version 1.x-1.4.5 or later.

3

What is affected by CVE-2025-27826?

CVE-2025-27826 affects the Bootstrap Lite theme for Backdrop CMS versions prior to 1.x-1.4.5.

4

What type of vulnerability is CVE-2025-27826?

CVE-2025-27826 is an XSS (Cross-Site Scripting) vulnerability due to inadequate sanitization of class names.

5

What can happen if CVE-2025-27826 is exploited?

If CVE-2025-27826 is exploited, it could allow attackers to execute malicious scripts in the context of the affected user’s session.

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