CVE-2026-57403 in GD Security Headers Plugin

Sumário

de MITRE • 13/07/2026

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Milan Petrovic GD Security Headers gd-security-headers allows Reflected XSS.This issue affects GD Security Headers: from n/a through <= 1.8.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

• Responsável: Patchstack
• Reservar: 24/06/2026
• Divulgação: 13/07/2026
• Moderação: aceite
• Entrada: VDB-378039
• CPE: pronto
• CWE: CWE-79 (confirmado)
• CVSS: 4.3 (VulDB)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo
• Sector: Hostingprovider

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-57403
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-57403
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-57403/