CVE-2025-43457

MEDIUM 6.5

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.1, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Vendor	apple
Product	safari
Ecosystems	iOS macOS
Industries	Technology
Published	Nov 4, 2025
Last Updated	Jul 15, 2026

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Affected Versions

Apple / Safari

0 < 26.1

Apple / iOS and iPadOS

0 < 26.1

Apple / macOS

0 < 26.1

Apple / visionOS

0 < 26.1

Apple / watchOS

0 < 26.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

support.apple.com: https://support.apple.com/en-us/125632 support.apple.com: https://support.apple.com/en-us/125634 support.apple.com: https://support.apple.com/en-us/125638 support.apple.com: https://support.apple.com/en-us/125639 support.apple.com: https://support.apple.com/en-us/125640 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-43457 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2448786 security.access.redhat.com: https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-43457.json access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22136 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:10702 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:16056 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:13845 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11814 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19535 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:16695 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:14659 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11329 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:9692 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19206