CVE-2025-43343

CVSS 9.8 CRITICALEPSS 0.7%CWE-119

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 0.7%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

15 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

The issue was addressed with improved memory handling. This issue is fixed in Safari 26, 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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

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

References

https://access.redhat.com/errata/RHSA-2025:19946 http://seclists.org/fulldisclosure/2025/Sep/49 http://seclists.org/fulldisclosure/2025/Sep/53 http://seclists.org/fulldisclosure/2025/Sep/57 http://seclists.org/fulldisclosure/2025/Sep/59 https://security-tracker.debian.org/tracker/CVE-2025-43343 https://support.apple.com/en-us/125108 https://support.apple.com/en-us/125110 https://support.apple.com/en-us/125113 https://support.apple.com/en-us/125114 https://support.apple.com/en-us/125115 https://support.apple.com/en-us/125116