CVE-2026-39870

HIGH | Platform: macOS | Changelog

CVE Details

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Processing a maliciously crafted image may corrupt process memory.

CVSS 3.1 Score

Metric	Value
Base Score	7.5 (HIGH)
Vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

Weakness

CWE-119

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/127115 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/127117 (Release Notes, Vendor Advisory)