Improper input validation in macOS - CVE-2026-112410
Published: October 27, 2026
Vulnerability identifier: #VU157843
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-112410
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to an unspecified error in the Heimdal component of Apple macOS when handling remotely supplied input. A remote attacker can trigger the error remotely to cause a denial of service.
Affected software
macOS
How to mitigate CVE-2026-112410
Install update from vendor's website.
macOS - addressed in versions 27.2 26B123, 15.8.2 24H232, 26.7.2 25G332