CVE-2026-43753

An out-of-bounds read was addressed with improved bounds checking

Medium · published July 27, 2026

CVSS v3.1
4.6
EPSS
0%
Percentile
11.5
In the wild
Unconfirmed
What it is

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An attacker with physical access to a locked device may be able to view sensitive user information.

The record
Technical detail
CVSS v3.1
4.6 · MEDIUM
Vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00217 · 11.5th percentile
Published
2026-07-27T20:13Z
EPSS history
Timeline
  • 27 JUL 20:13Z
    An out-of-bounds read was addressed with improved bounds checking
    cvelistv5