CVE-2024-23271highCWE-284

CVE-2024-23271: high-severity vulnerability in Apple Safari

Published 24 Apr 2024 · Updated 02 Apr 2026

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.3epss 0.8%

A logic issue was addressed with improved checks. This issue is fixed in Safari 17.3, iOS 17.3 and iPadOS 17.3, macOS Sonoma 14.3, tvOS 17.3, watchOS 10.3. A malicious website may cause unexpected cross-origin behavior.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

Apple · iOS and iPadOS Apple · macOS Apple · Safari Apple · tvOS Apple · watchOS

Related CVEs — Apple Safari

In the same product, most dangerous first.

CVE-2021-30860HIGHCVE-2021-30860EPSS 76.0%KEV CVE-2021-30657MEDIUMCVE-2021-30657EPSS 68.5%KEV CVE-2025-43300CRITICALCVE-2025-43300EPSS 63.2%KEV CVE-2023-32434HIGHCVE-2023-32434EPSS 58.2%KEV CVE-2023-41064HIGHCVE-2023-41064EPSS 53.4%KEV CVE-2021-30807HIGHCVE-2021-30807EPSS 28.8%KEV

References

https://support.apple.com/en-us/120304 https://support.apple.com/en-us/120306 https://support.apple.com/en-us/120309 https://support.apple.com/en-us/120311 https://support.apple.com/en-us/120339 https://support.apple.com/en-us/HT214055 https://support.apple.com/en-us/HT214056 https://support.apple.com/en-us/HT214059 https://support.apple.com/en-us/HT214060 https://support.apple.com/en-us/HT214061 https://support.apple.com/kb/HT214055 https://support.apple.com/kb/HT214056