CVE-2026-37503

Published May 1st, 2026

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CVSS v3

6.9

MEDIUM

CVSS v2

N/A

Affected

PROJECT

Description

Cross-Site Scripting (XSS) in V2Board thru 1.7.4. The custom_html field in theme configuration is rendered using Blade unescaped output in public/theme/v2board/dashboard.blade.php. An admin can inject arbitrary JavaScript via the saveThemeConfig API. All site visitors execute the payload, enabling cookie theft, session hijacking, or phishing.

v2board/v2board

🚀A multiple proxy protocol manage panel application interface

GitHub

5.03K