CVE-2025-43430mediumCWE-20 CWE-703

CVE-2025-43430: medium-severity vulnerability in Apple Safari

Published 04 Nov 2025 · Updated 02 Apr 2026

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13Vexday Risk Score

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

ssvc Trackcvss 4.3epss 1.1%

This issue was addressed through improved state management. This issue is fixed in Safari 26.1, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. Processing maliciously crafted web content may lead to an unexpected process crash.

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

Affected products

Apple · iOS and iPadOS Apple · macOS Apple · Safari Apple · tvOS Apple · visionOS 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 65.2%KEV CVE-2023-41064HIGHCVE-2023-41064EPSS 53.4%KEV CVE-2023-32434HIGHCVE-2023-32434EPSS 51.5%KEV CVE-2021-30807HIGHCVE-2021-30807EPSS 28.8%KEV

References

https://support.apple.com/en-us/125632 https://support.apple.com/en-us/125634 https://support.apple.com/en-us/125637 https://support.apple.com/en-us/125638 https://support.apple.com/en-us/125639 https://support.apple.com/en-us/125640