A resource exhaustion issue was addressed with improved input validation. (CVE-2026-84553)
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 condition caused by insufficient input validation in certain macOS versions. An unauthenticated remote attacker could exploit this flaw to trigger a denial-of-service (DoS) by exhausting system resources. The issue has been resolved through improved input validation in the specified macOS releases.
Potential Impact
Successful exploitation results in denial-of-service, impacting system availability. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits are currently reported in the wild.
Mitigation Recommendations
Apply the official patches by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 or later. Since these versions contain the fix, updating to these releases mitigates the vulnerability effectively.
A resource exhaustion issue was addressed with improved input validation. (CVE-2026-84553)
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
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a resource exhaustion condition caused by insufficient input validation in certain macOS versions. An unauthenticated remote attacker could exploit this flaw to trigger a denial-of-service (DoS) by exhausting system resources. The issue has been resolved through improved input validation in the specified macOS releases.
Potential Impact
Successful exploitation results in denial-of-service, impacting system availability. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits are currently reported in the wild.
Mitigation Recommendations
Apply the official patches by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 or later. Since these versions contain the fix, updating to these releases mitigates the vulnerability effectively.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-qmfx-q2gx-cwf8
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84553"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa8a16155bf5e2cf5f3b71c
Added to database: 09/15/2026, 01:37:37 UTC
Last enriched: 09/15/2026, 01:41:29 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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