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CVE-2021-30665

🔥 Known Exploited (CISA KEV)HIGH

8.8

CVSS Severity Score

EPSS Score72.0620%

EPSS Percentile87.29th

Published2021-09-08

Last Modified2025-10-23

Data SourcesNVDCISA KEVFIRST.org EPSS

Vulnerability Description

A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

Affected Platforms (CPE)

💻

Apple

Ipados

< 14.5.1

💻

Apple

Iphone Os

< 12.5.3>= 13.0 and < 14.5.1

💻

Apple

Macos

< 11.3.1

💻

Apple

Tvos

< 14.6

References & Advisories

🔗 https://support.apple.com/en-us/HT212335

🔗 https://support.apple.com/en-us/HT212336

🔗 https://support.apple.com/en-us/HT212339

🔗 https://support.apple.com/en-us/HT212341

🔗 https://support.apple.com/en-us/HT212532

🔗 https://support.apple.com/en-us/HT212335

🔗 https://support.apple.com/en-us/HT212336

🔗 https://support.apple.com/en-us/HT212339

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