CVE-2026-86929: apple macos

CVSS 8.8 (high) · published 2026-10-26

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted file may lead to arbitrary code execution.

Affected products (NVD): apple macos

Fixed in (NVD): 15.8.2, 26.7.2

Weakness: CWE-125

Source: NVD CVE-2026-86929

References

• https://support.apple.com/en-us/149035
• https://support.apple.com/en-us/149522
• https://support.apple.com/en-us/149523

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