CVE Watch—

CVE-2021-30869

Apple iOS, iPadOS, and macOS Type Confusion Vulnerability

CVSS

—

No CVSS

EPSS

4.2%

p90

KEV

YES

Nov 3, 2021

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

4.2%EPSS · 30 days4.2%

2026-08-022026-08-31

KEV catalog record

Product

Apple / iOS, iPadOS, and macOS

Vulnerability

Apple iOS, iPadOS, and macOS Type Confusion Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

Summary description

Apple iOS, iPadOS, and macOS contain a type confusion vulnerability in the XNU which may allow a malicious application to execute code with kernel privileges.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-30869

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