CVE-2026-84048 in JoomGallery Extension

Sumário

de MITRE • 15/09/2026

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery < 4.4.1 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server configuration.

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• Responsável: Joomla
• Reservar: 01/09/2026
• Divulgação: 15/09/2026
• Moderação: aceite
• Entrada: VDB-404610
• CPE: pronto
• CWE: CWE-434 (confirmado)
• CVSS: 7.3 (VulDB)
• EPSS: 0.00000
• KEV: não
• Atividades: baixo
• Sector: Lawfirm, Agriculture, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-84048
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-84048
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-84048/