CVE-2026-37503
Published: May 1, 2026
Modified: May 1, 2026
CVSS v3.1
6.9
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AC:L/AV:N/A:N/C:H/I:L/PR:H/S:C/UI:R
Attack Complexity
Attack Vector
Availability
Confidentiality
Integrity
Privileges Required
Scope
User Interaction
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