CVE-2026-73064 in Mbed TLS

Sumário

de MITRE • 24/09/2026

In Mbed TLS 3.2.0 though 3.6.6 and 4.0.0 through 4.1.0, an attacker who can cause an entropy source to fail can remove or inject bytes into the start of the TLS stream. This only affects TLS 1.3 servers.

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• Responsável: MITRE
• Reservar: 10/08/2026
• Divulgação: 24/09/2026
• Moderação: aceite
• Entrada: VDB-409398
• CPE: pronto
• CWE: CWE-331 (confirmado)
• CVSS: 2.9 (CNA)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo
• Sector: Insurance, Telecommunication, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-73064
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-73064
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-73064/