Description
A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app may be able to bypass code signing enforcement.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | iOS and iPadOS | < 26.6 | 26.6 |
| Apple | macOS | < 26.6 | 26.6 |
| Apple | tvOS | < 26.6 | 26.6 |
| Apple | visionOS | < 26.6 | 26.6 |
| Apple | watchOS | < 26.6 | 26.6 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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EastArctica/CVE-2026-43813 ★ 9 · Jul 29, 2026
CVE-2026-43813: CloudAttestation enforceEnvironment bypass
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 4
- WID-SEC-2026-2543 Apple macOS (Tahoe, Sonoma und Sequoia): Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 14, 2026
- WID-SEC-2026-2537 Apple iOS und iPadOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 14, 2026
- NCSC-2026-0267 Kwetsbaarheden verholpen in Apple MacOS NCSC-NL (Netherlands) · Jul 28, 2026
- NCSC-2026-0266 Kwetsbaarheden verholpen in Apple iOS en iPadOS NCSC-NL (Netherlands) · Jul 28, 2026