Apple iOS Type Confusion Vulnerability

Added to KEV
2022-12-14
Federal due date
2023-01-04
Vendor
Apple
Product
iOS
EPSS
35.6th percentile (score 0.002, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2022-42856

CISA short description

Apple iOS contains a type confusion vulnerability when processing maliciously crafted web content leading to code execution.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.