CVE-2026-43688CWE-1021

CVE-2026-43688

High · published September 15, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
5.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00163 · 5.2th percentile
Weakness
CWE-1021 · Improper Restriction of Rendered UI Layers or Frames
Published
2026-09-15T01:17Z
Affected products (3)
ProductVersionsFixed in
apple/ipados< 27.027.0
apple/iphone_os< 27.027.0
apple/macos< 27.027.0
References (2)
https://support.apple.com/en-us/149034 · [email protected]https://support.apple.com/en-us/149035 · [email protected]
EPSS history
Timeline
  • 16 SEP 04:27Z
    EPSS moved — → 0%
    epss
  • 14 SEP 20:48Z
    A memory corruption issue was addressed with improved input validation
    cvelistv5