Cross-Site Scripting (XSS) in V2Board thru 1.7.4.

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. May 1, 2026 · NIST NVD

   Detected

   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.

2. Jun 17, 2026 · NIST NVD

   Updated

   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.

Affected

• cpe v2board/v2boardversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-37503

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-37503

  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

  nvd.nist.gov

References

• Exploit · gist.github.com
• Product · github.com