CVE-2026-43731
An attacker can exploit multiple vulnerabilities in Apple macOS, Apple iOS and Apple iPadOS to execute arbitrary code, bypass security measures, disclose confidential information, manipulate data, cause memory corruption, or create a denial-of-service condition.
CSIRTS triage
- What
- Multiple vulnerabilities across macOS, iOS, and iPadOS enable code execution, security bypass, information disclosure, data manipulation, memory corruption, and denial of service.
- Who is affected
- Apple macOS, iOS, and iPadOS devices running unpatched versions.
- Urgency
- High severity; affects multiple platforms with code execution and memory corruption potential; patch immediately.
- Action
- Update Apple macOS, iOS, and iPadOS to latest security releases addressing CVE-2026-28947, CVE-2026-28958, CVE-2026-28973, CVE-2026-28979, CVE-2026-28984, CVE-2026-28990, CVE-2026-28996, and CVE-2026-3783.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Advisory coverage (10)
- high[NEW] [high] Apple macOS, iOS and iPadOS: Multiple vulnerabilitiescert-bund · 2026-08-25
- medium[NEW] [medium] WebKitGTK: Multiple vulnerabilitiescert-bund · 2026-08-25
- unknownNCSC-2026-0319 [1.00] [M/H] Vulnerabilities resolved in Apple iOS and iPadOSncsc-nl · 2026-08-20
- unknownApple Products Multiple Vulnerabilitieshkcert · 2026-08-18
- unknownDSA-6398-1 webkit2gtk - security updatedebian · 2026-07-23
- unknownApple Products Multiple Vulnerabilitieshkcert · 2026-07-06
- unknownNCSC-2026-0215 [1.00] [M/H] Vulnerabilities fixed in Apple iOS and iPadOSncsc-nl · 2026-06-30
- unknownNCSC-2026-0214 [1.00] [M/H] Vulnerabilities fixed in Apple MacOSncsc-nl · 2026-06-30
- unknownMultiple vulnerabilities in Apple products (June 30, 2026)cert-fr-avis · 2026-06-30
- highCVE-2026-43731: A use-after-free issue was addressed with improved memory management. This issue is fixed in S…nvd · 2026-06-29
External references
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[](https://www.csirts.com/cve/CVE-2026-43731)