CVE-2026-84538: A remote attacker may be able to cause a denial-of-service in Apple macOS
A denial-of-service issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause a denial-of-service.
AI Analysis
Technical Summary
This vulnerability allows a remote attacker to cause a denial-of-service condition on affected Apple macOS versions by exploiting insufficient input validation. The issue has been resolved in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7 through improved input validation mechanisms.
Potential Impact
A remote attacker may cause a denial-of-service, potentially disrupting normal system operations on affected macOS versions. There is no indication of code execution or data compromise from the provided information.
Mitigation Recommendations
Apply the official fixes by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions contain the improved input validation that addresses this vulnerability.
CVE-2026-84538: A remote attacker may be able to cause a denial-of-service in Apple macOS
Description
A denial-of-service issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause a denial-of-service.
CVSS v3.1
Score 6.5medium
Affected software
Apple
macOS
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability allows a remote attacker to cause a denial-of-service condition on affected Apple macOS versions by exploiting insufficient input validation. The issue has been resolved in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7 through improved input validation mechanisms.
Potential Impact
A remote attacker may cause a denial-of-service, potentially disrupting normal system operations on affected macOS versions. There is no indication of code execution or data compromise from the provided information.
Mitigation Recommendations
Apply the official fixes by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions contain the improved input validation that addresses this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.750Z
- State
- PUBLISHED
Threat ID: 6aa8610855bf5e2cf59d298c
Added to database: 09/14/2026, 21:03:04 UTC
Last enriched: 09/14/2026, 22:31:54 UTC
Last updated: 09/15/2026, 01:45:52 UTC
Views: 4
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