High severity7.8NVD Advisory· Published Sep 14, 2026· Updated Sep 17, 2026

CVE-2026-43688

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.

Affected products

Apple Inc./Ipados2 versions
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <27.0
- (no CPE)range: = 27
Apple Inc./Iphone OS
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Range: <27.0
Apple Inc./macOS
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Range: <27.0
Apple Inc./macOS Golden Gatellm-fuzzy
Range: = 27
Apple Inc./iOSllm-fuzzy
Range: = 27

Patches

Vulnerability mechanics

References

support.apple.com/en-us/149034nvdRelease NotesVendor Advisory
support.apple.com/en-us/149035nvdRelease NotesVendor Advisory

News mentions

Apple Updates Everything, (Mon, Sep 14th)
SANS Internet Storm Center · Sep 14, 2026

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000