Description
An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3, watchOS 26.3. An app may be able to access sensitive user data.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | iOS and iPadOS | < 26.3 | 26.3 |
| Apple | macOS | < 14.8.4, < 15.7.4, < 26.3 | 14.8.4 |
| Apple | visionOS | < 26.3 | 26.3 |
| Apple | watchOS | < 26.3 | 26.3 |
Advisories 4
- WID-SEC-2026-0403 Apple macOS Tahoe, Sequoia und Sonoma: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 8, 2026
- WID-SEC-2026-0402 Apple iOS und iPadOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 24, 2026
- NCSC-2026-0064 Kwetsbaarheden verholpen in Apple iOS en iPadOS NCSC-NL (Netherlands) · Feb 13, 2026
- NCSC-2026-0063 Kwetsbaarheden verholpen in Apple macOS NCSC-NL (Netherlands) · Feb 13, 2026