ACTIVELY EXPLOITED

CVE-2022-22620: Apple iOS, iPadOS, and macOS Webkit Use-After-Free Vulnerability

Facts
VendorApple
ProductiOS, iPadOS, and macOS
Actively exploitedYes
Added to CISA KEV11 Feb 2022
CISA federal deadline25 Feb 2022
Weakness (CWE)CWE-416

Required action (CISA's text)

Apply updates per vendor instructions.

Description (NVD)

Apple iOS, iPadOS, and macOS WebKit contain a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.

SOURCES

Other Apple flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.