CVE-2026-39870

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 v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/127115	Release Notes Vendor Advisory
https://support.apple.com/en-us/127116	Release Notes Vendor Advisory
https://support.apple.com/en-us/127117	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::

History

26 Oct 2026, 18:10

Type	Values Removed	Values Added
Summary		(es) El problema se abordó con una gestión de memoria mejorada. Este problema está solucionado en macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Procesar una imagen creada con fines maliciosos puede corromper la memoria del proceso.

Information

Published : 2026-05-11 21:18

Updated : 2026-10-26 18:10

NVD link : CVE-2026-39870

Mitre link : CVE-2026-39870

CVE.ORG link : CVE-2026-39870

JSON object : View

Products Affected

apple

macos

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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