CVE-2026-43859 in mutt

Sumário

de MITRE • 04/05/2026

mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.

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• Responsável: MITRE
• Reservar: 04/05/2026
• Divulgação: 04/05/2026
• Moderação: aceite
• Entrada: VDB-360949
• CPE: pronto
• CWE: CWE-158 (confirmado)
• CVSS: 3.7 (CNA)
• EPSS: 0.00038
• KEV: não
• Atividades: muito baixo
• Sector: Industry, Finance, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-43859
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-43859
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-43859/