Critical 9.8Published Sep 15, 2025

CVE-2025-43342A correctness issue was addressed with improved checks.

Updated under an hour ago (Oct 26, 2026, 5:50 PM ET)

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It affects Apple Safari and 9 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Apple Safari

Exploited in the last 30 days

A correctness issue was addressed with improved checks. This issue is fixed in Safari 26, iOS 18.7 and iPadOS 18.7, iOS 26 and iPadOS 26, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. Processing maliciously crafted web content may lead to an unexpected process crash.

CVSS: 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-20
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: apple
NVD analysis: Modified
Record last updated: Apr 2, 2026
First seen by InfoSec Signals: Oct 18, 2026

Affected products

Affected products

Apple Safari apple:safari (from the name)	before 26	CNA record
Apple iOS and iPadOS apple:ios_and_ipados (from the name)	before 18.7; before 26	CNA record
Apple macOS apple:macos (from the name)	before 26	CNA record
Apple tvOS apple:tvos (from the name)	before 26	CNA record
Apple visionOS apple:visionos (from the name)	before 26	CNA record
Apple watchOS apple:watchos (from the name)	before 26	CNA record
apple safari apple:safari	before 26.0	NVD
apple ipados apple:ipados	before 18.7	NVD
apple iphone_os apple:iphone_os	before 18.7	NVD
apple macos apple:macos	before 26.0	NVD
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References

References

https://support.apple.com/en-us/125108	release-notes, vendor-advisory
https://support.apple.com/en-us/125109	release-notes, vendor-advisory
https://support.apple.com/en-us/125110
https://support.apple.com/en-us/125113	release-notes, vendor-advisory
https://support.apple.com/en-us/125114	release-notes, vendor-advisory
https://support.apple.com/en-us/125115	release-notes, vendor-advisory
https://support.apple.com/en-us/125116	release-notes, vendor-advisory
http://seclists.org/fulldisclosure/2025/Sep/49	mailing-list, third-party-advisory
http://seclists.org/fulldisclosure/2025/Sep/53	mailing-list, third-party-advisory
http://seclists.org/fulldisclosure/2025/Sep/57	mailing-list, third-party-advisory
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.