CVE-2026-84531 — MEDIUM (6.2)

Q: How severe is CVE-2026-84531?

CVE-2026-84531 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-84531?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos.

Vulnerability 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.

CVSS Score

6.2

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apple	Ipados	< 27.0
Apple	Iphone Os	< 27.0
Apple	Macos	< 27.0

Related Weaknesses (CWE)

CWE-787

References

https://support.apple.com/en-us/149034Vendor Advisory
https://support.apple.com/en-us/149035Vendor Advisory

FAQ

What is CVE-2026-84531?

CVE-2026-84531 is a vulnerability with a CVSS score of 6.2 (MEDIUM). 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 unexp...

How severe is CVE-2026-84531?

CVE-2026-84531 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-84531?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos.