Medium severity6.5NVD Advisory· Published Sep 14, 2026· Updated Sep 18, 2026
CVE-2026-86870
CVE-2026-86870
Description
A heap buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27, watchOS 27. Processing a maliciously crafted file may lead to unexpected app termination.
Affected products
8cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <26.7
- (no CPE)range: 26.7, 27
- Range: 27
- Range: 26.7, 27
Patches
Vulnerability mechanics
References
5- support.apple.com/en-us/149034nvdVendor Advisory
- support.apple.com/en-us/149035nvdVendor Advisory
- support.apple.com/en-us/149037nvdVendor Advisory
- support.apple.com/en-us/149038nvdVendor Advisory
- support.apple.com/en-us/149041nvdVendor Advisory
News mentions
4- Apple macOS: 25 Vulnerabilities Patched in Same-Day Security UpdateVypr Intelligence · Sep 14, 2026
- Apple iPadOS: 25 Vulnerabilities Patched in Same-Day Security UpdateVypr Intelligence · Sep 14, 2026
- Apple iOS: 25 Vulnerabilities Patched in Same-Day Security UpdateVypr Intelligence · Sep 14, 2026
- Apple Updates Everything, (Mon, Sep 14th)SANS Internet Storm Center · Sep 14, 2026