Race condition in Apple macOS
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to cause unexpected system termination.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA macOS (Apple) Fixed in 14.8.5, 15.7.5, 26.4
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apple macOS 14.8.5, 15.7.5, 26.4
40 records Highest priority Priority MEDIUM 3 MEDIUM, 37 LOW
Other records, highest priority first
- TI-2026-23021 Path traversal in Apple macOSPriority MEDIUM 42
- TI-2026-16744 Path traversal in Apple iOS and iPadOSPriority MEDIUM 42
- TI-2026-23079 Improper input validation in Apple iOS and iPadOSPriority MEDIUM 40
Timeline
- 2026-10-02 Threatist record created from CVE-2026-28834
- 2026-10-03 Alias added: GHSA-552g-3pcr-rj34
References
More Apple Macos vulnerabilities
- TI-2026-46583 Improper authentication in Apple macOS KEVCVSS 3.1CRITICAL 9.8
- TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
- TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
- TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
- TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
- TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2026-28834 · CVE Program
- CVE-2026-28834 · NVD
- FIRST EPSS
- GHSA-552g-3pcr-rj34 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences