Reflected XSS Vulnerability in Browser-Update-Notify Plugin by NotFound
CVE-2025-23490

7.1HIGH

Key Information:

Vendor

WordPress
Status
Browser-update-notify
Vendor
CVE Published:
3 March 2025

What is CVE-2025-23490?

The Browser-Update-Notify plugin developed by NotFound contains a security vulnerability that allows for Reflected Cross-site Scripting (XSS) attacks. This vulnerability arises from improper sanitization of user input during web page generation. Attackers could exploit this weakness to inject malicious scripts, potentially leading to unauthorized actions on behalf of users or data theft. Affected versions include those up to and including 0.2.1.

Affected Version(s)

Browser-Update-Notify <= 0.2.1

References

https://patchstack.com/database/wordpress/plugin/browser-...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

SOPROBRO (Patchstack Alliance)
.