CVE-2026-112552 in macOS

Summary

by MITRE • 10/26/2026

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with control of a network file server may be able to cause unexpected system termination.

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• Responsible: Apple
• Reservation: 10/19/2026
• Disclosure: 10/26/2026
• Moderation: accepted
• Entry: VDB-426684
• CPE: 20261026
• CWE: CWE-787 (confirmed)
• CVSS: 9.1 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: low
• Sector: Pharma, Hostingprovider, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-112552
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-112552
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-112552/