Improper input validation in Apple iOS and iPadOS - CVE-2026-43667
Published: August 18, 2026
Vulnerability identifier: #VU143977
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-43667
CWE-ID: CWE-20
Exploitation vector: Adjecent network
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 improper input validation in AirDrop when handling requests. A remote attacker can send a specially crafted request to cause a denial of service.
Affected software
Apple iOS
iPadOS
iPadOS
How to mitigate CVE-2026-43667
Install update from vendor's website.
Apple iOS - update to 18.7.10 22H374
iPadOS - update to 18.7.10 22H374
iPadOS - update to 18.7.10 22H374