Security Advisory

CVE-2026-37503

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-01 00:00:00

Last updated 2026-05-01 19:46:08

Assigner mitre

CVSS score 6.9

State PUBLISHED

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.

← Browse all CVEs View on cve.org ↗