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CVE-2023-43000Apple Multiple products Use-After-Free Vulnerability
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13.5, iOS 16.6 and iPadOS 16.6, Safari 16.6, iOS 15.8.7 and iPadOS 15.8.7. Processing maliciously crafted web content may lead to memory corruption.
8.8 HIGHEPSS 4.04%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 8.8 | HIGH | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
CISA required action
⚡ Known exploited · remediation due Mar 26, 2026
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Details
- CVE ID
- CVE-2023-43000
- Status
- Analyzed
- Assigner (CNA)
- apple
- Published
- Nov 5, 2025
- Last modified
- 2026-10-28 19:10 UTC
- Weaknesses
Affected Products
As published by the CNA in the CVE record.
ApplemacOS1 version range
- before 13.5
AppleiOS and iPadOS1 version range
- before 16.6
AppleSafari1 version range
- before 16.6
AppleiOS and iPadOS1 version range
- before 15.8.7
References
- support.apple.com https://support.apple.com/en-us/120324
- support.apple.com https://support.apple.com/en-us/120331
- support.apple.com https://support.apple.com/en-us/120338
- support.apple.com https://support.apple.com/en-us/126632
- cloud.google.com https://cloud.google.com/blog/topics/threat-intelligence/coruna-powerful-ios-exploit-kit
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-43000