CVE-2026-43771

A stack overflow was addressed with improved input validation

High · published July 27, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
7.1
In the wild
Unconfirmed
What it is

A stack overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause a denial-of-service.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00180 · 7.1th percentile
Published
2026-07-27T20:14Z
EPSS history
Timeline
  • 27 JUL 20:14Z
    A stack overflow was addressed with improved input validation
    cvelistv5