CVE-2026-84553: A remote attacker may be able to cause a denial-of-service in Apple macOS
A resource exhaustion 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 involves a resource exhaustion issue in Apple macOS that could allow a remote attacker to cause a denial-of-service (DoS) condition. The issue was mitigated through improved input validation. The vendor fixed the vulnerability in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
A remote attacker may cause a denial-of-service on affected macOS versions by exploiting the resource exhaustion vulnerability. This could disrupt normal system operations and availability.
Mitigation Recommendations
The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these or later versions to remediate the issue.
CVE-2026-84553: A remote attacker may be able to cause a denial-of-service in Apple macOS
Description
A resource exhaustion 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 7.5high
Affected software
Apple
macOS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a resource exhaustion issue in Apple macOS that could allow a remote attacker to cause a denial-of-service (DoS) condition. The issue was mitigated through improved input validation. The vendor fixed the vulnerability in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
A remote attacker may cause a denial-of-service on affected macOS versions by exploiting the resource exhaustion vulnerability. This could disrupt normal system operations and availability.
Mitigation Recommendations
The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these or later versions to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.752Z
- State
- PUBLISHED
Threat ID: 6aa8610a55bf5e2cf59d2a84
Added to database: 09/14/2026, 21:03:06 UTC
Last enriched: 09/14/2026, 22:32:42 UTC
Last updated: 09/15/2026, 06:01:23 UTC
Views: 3
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