CVE-2026-84510

MediumCVSS 6.5/10Last modified Sep 18, 2026

Description

A heap buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted volume may lead to unexpected system termination.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-122

Affected software

VendorProductVersions
AppleiOS and iPadOS< 26.7; < 27
ApplemacOS< 15.8; < 26.7; < 27

References

Timeline

Published
Sep 14, 2026
Last modified
Sep 18, 2026
NVD status
Analyzed

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CVE-2026-84510: Medium severity, CVSS 6.5 | Vulnix