CVE-2026-92238 in Thunderbird

Resumen

por MITRE • 2026-09-16

A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156 and Thunderbird 140.16.

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• Responsable: Mozilla
• Reservar: 2026-09-15
• Divulgación: 2026-09-16
• Moderación: aceptado
• Artículo: VDB-404676
• CPE: listo
• CWE: CWE-119 (confirmado)
• CVSS: 7.3 (VulDB)
• EPSS: 0.00000
• KEV: no
• Actividades: muy bajo
• Sector: Chemical, Transportation, ...

Fuentes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-92238
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-92238
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-92238/