CVE-2026-43813 — HIGH (7.1)

Q: How severe is CVE-2026-43813?

CVE-2026-43813 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-43813?

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

Vulnerability Description

A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app may be able to bypass code signing enforcement.

CVSS Score

7.1

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Apple	Ipados	< 26.6
Apple	Iphone Os	< 26.6
Apple	Macos	>= 26.0, < 26.6
Apple	Tvos	< 26.6
Apple	Visionos	< 26.6
Apple	Watchos	< 26.6

Related Weaknesses (CWE)

CWE-20

References

https://support.apple.com/en-us/128066Release NotesVendor Advisory
https://support.apple.com/en-us/128067Release NotesVendor Advisory
https://support.apple.com/en-us/128068Release NotesVendor Advisory
https://support.apple.com/en-us/128069Release NotesVendor Advisory
https://support.apple.com/en-us/128070Release NotesVendor Advisory

FAQ

What is CVE-2026-43813?

CVE-2026-43813 is a vulnerability with a CVSS score of 7.1 (HIGH). A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app ...

How severe is CVE-2026-43813?

CVE-2026-43813 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-43813?

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