CVE-2026-43688 — HIGH (7.8)

Q: How severe is CVE-2026-43688?

CVE-2026-43688 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-43688?

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

Vulnerability Description

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. Processing a maliciously crafted file may lead to unexpected app termination.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

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

Related Weaknesses (CWE)

CWE-1021

References

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

FAQ

What is CVE-2026-43688?

CVE-2026-43688 is a vulnerability with a CVSS score of 7.8 (HIGH). A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. Processing a maliciously crafted file may lead to unexpected ...

How severe is CVE-2026-43688?

CVE-2026-43688 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-43688?

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