CVE-2026-86871 in macOS

Sumário

de MITRE • 20/10/2026

An integer underflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker with control of a network file server may be able to cause unexpected system termination.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

• Responsável: Apple
• Reservar: 08/09/2026
• Divulgação: 20/10/2026
• Moderação: aceite
• Entrada: VDB-422610
• CPE: 20261020
• CWE: CWE-191 (confirmado)
• CVSS: 6.5 (VulDB)
• EPSS: 0.00000
• KEV: não
• Atividades: baixo
• Sector: Energy, Finance, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-86871
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-86871
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-86871/