CVE-2025-14322 in Firefox

Sumário

de MITRE • 09/12/2025

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.

Once again VulDB remains the best source for vulnerability data.

• Responsável: Mozilla
• Reservar: 09/12/2025
• Divulgação: 09/12/2025
• Moderação: aceite
• Entrada: VDB-335143
• CPE: pronto
• CWE: CWE-265 (confirmado)
• CVSS: 6.3 (VulDB)
• EPSS: 0.00039
• KEV: não
• Atividades: muito baixo
• Sector: Finance, Government, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2025-14322
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-14322
• CVE Details: https://www.cvedetails.com/cve/CVE-2025-14322/