CVE-2026-84531

Published: Sep 14, 2026Modified: Sep 18, 2026

6.2

Vector

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

Exploitability: 2.5 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. Processing maliciously crafted NTLM input may lead to unexpected app termination.

Affected (3)

Products: Apple: Ipados, Iphone Os, Macos

3 products

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Apple Ipados	version < 27.0
Apple Iphone Os	version < 27.0
Apple Macos	version < 27.0

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (2)

https://support.apple.com/en-us/149034

Source: product-security@apple.com

Vendor Advisory

https://support.apple.com/en-us/149035

Source: product-security@apple.com

Vendor Advisory

Timeline

No history available yet.