CVE-2026-43746
published 2026-06-29CVE-2026-43746: A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2…
PriorityP430medium6.5CVSS 3.1
AVNACLPRNUIRSUCNINAH
EPSS
0.20%
9.6th percentile
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_and_ipados | < 26.5.2 | 26.5.2 |
| apple | ipados | < 26.5.2 | 26.5.2 |
| apple | iphone_os | < 26.5.2 | 26.5.2 |
| apple | macos | < 26.5.2 | 26.5.2 |
| apple | macos | >= 26.0 < 26.5.2 | 26.5.2 |
| apple | safari | < 26.5.2 | 26.5.2 |
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VulDB
Apple Safari/iOS/iPadOS/macOS up to 26.5.1 Web use after free
vuldb·2026-06-30·CVSS 6.5
CVE-2026-43746 [MEDIUM] Apple Safari/iOS/iPadOS/macOS up to 26.5.1 Web use after free
A vulnerability was found in Apple Safari, iOS, iPadOS and macOS up to 26.5.1. It has been declared as critical. Affected is an unknown function of the component Web Handler. Executing a manipulation can lead to use after free.
This vulnerability appears as CVE-2026-43746. The attack may be performed from remote. There is no available exploit.
It is recommended to upgrade the affected component.
GHSA
A use-after-free issue was addressed with improved memory management.
ghsa_unreviewed·2026-06-29
CVE-2026-43746 [MEDIUM] CWE-416 A use-after-free issue was addressed with improved memory management.
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.
No detection rules found.
No public exploits indexed.
2026-06-29
Published