A use-after-free issue was addressed with improved memory management. (CVE-2026-43746)
CVE-2026-43746 is a use-after-free vulnerability in Safari and related Apple operating systems that was addressed by improved memory management. The flaw could cause Safari to crash unexpectedly when processing maliciously crafted web content. The issue is fixed in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. The vulnerability has a medium severity rating with a CVSS score of 6.5.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-43746) involves a use-after-free condition in Safari and Apple OS platforms, which was mitigated by improved memory management. Exploiting this flaw could lead to an unexpected crash of the Safari browser when it processes specially crafted web content. The issue affects Safari and Apple OS versions prior to 26.5.2 and was resolved in the 26.5.2 updates for Safari, iOS, iPadOS, and macOS Tahoe.
Potential Impact
The vulnerability can cause an unexpected crash of Safari, resulting in denial of service. There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild.
Mitigation Recommendations
A fix is available in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. Users and administrators should update to these versions to remediate the vulnerability.
A use-after-free issue was addressed with improved memory management. (CVE-2026-43746)
Description
CVE-2026-43746 is a use-after-free vulnerability in Safari and related Apple operating systems that was addressed by improved memory management. The flaw could cause Safari to crash unexpectedly when processing maliciously crafted web content. The issue is fixed in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. The vulnerability has a medium severity rating with a CVSS score of 6.5.
CVSS v3.1
Score 6.5medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-43746) involves a use-after-free condition in Safari and Apple OS platforms, which was mitigated by improved memory management. Exploiting this flaw could lead to an unexpected crash of the Safari browser when it processes specially crafted web content. The issue affects Safari and Apple OS versions prior to 26.5.2 and was resolved in the 26.5.2 updates for Safari, iOS, iPadOS, and macOS Tahoe.
Potential Impact
The vulnerability can cause an unexpected crash of Safari, resulting in denial of service. There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild.
Mitigation Recommendations
A fix is available in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. Users and administrators should update to these versions to remediate the vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-q973-f466-5gv5
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-43746"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa8a1da55bf5e2cf5f3ea8b
Added to database: 09/15/2026, 01:39:38 UTC
Last enriched: 09/15/2026, 02:05:53 UTC
Last updated: 09/15/2026, 02:42:27 UTC
Views: 7
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