Cross-Site Scripting Vulnerability in Brave Popup Builder
CVE-2026-48202

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Brave
Vendor
CVE Published:
29 October 2026

What is CVE-2026-48202?

The Brave Popup Builder is prone to a Cross-Site Scripting (XSS) vulnerability due to improper neutralization of script-related HTML tags. This flaw allows an attacker to inject malicious code, potentially compromising site security and user data. The issue affects Brave Popup Builder from its initial release through version 0.8.8, enabling code injection that can exploit unsuspecting users. Regular updates and code reviews are critical to mitigate such vulnerabilities.

Affected Version(s)

Brave 0 <= 0.8.8

References

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

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Peter Tang | Patchstack Bug Bounty Program
.