CVE-2026-28848: A remote attacker may be able to cause unexpected system termination in Apple macOS
CVE-2026-28848 is a high-severity vulnerability in Apple macOS where a buffer overflow could allow a remote attacker to cause unexpected system termination. The issue has been addressed with improved bounds checking and fixed in macOS Sequoia 15.7.7 and macOS Tahoe 26.5. There is no indication of confidentiality or integrity impact, only availability is affected. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability involves a buffer overflow in Apple macOS that could be triggered remotely to cause the system to terminate unexpectedly, impacting system availability. The flaw was mitigated by improving bounds checking in the affected code. The CVSS score is 7.5 (high), reflecting the remote attack vector with no privileges or user interaction required, and an impact limited to availability. The fix is included in macOS Sequoia 15.7.7 and macOS Tahoe 26.5 versions.
Potential Impact
A remote attacker can cause a denial-of-service condition by triggering a buffer overflow that leads to unexpected system termination. There is no impact on confidentiality or integrity reported. The vulnerability affects system availability only.
Mitigation Recommendations
A fix is available in macOS Sequoia 15.7.7 and macOS Tahoe 26.5. Users and administrators should update to these versions or later to remediate this vulnerability. Patch status is confirmed by the vendor advisory information embedded in the description.
CVE-2026-28848: A remote attacker may be able to cause unexpected system termination in Apple macOS
Description
CVE-2026-28848 is a high-severity vulnerability in Apple macOS where a buffer overflow could allow a remote attacker to cause unexpected system termination. The issue has been addressed with improved bounds checking and fixed in macOS Sequoia 15.7.7 and macOS Tahoe 26.5. There is no indication of confidentiality or integrity impact, only availability is affected. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a buffer overflow in Apple macOS that could be triggered remotely to cause the system to terminate unexpectedly, impacting system availability. The flaw was mitigated by improving bounds checking in the affected code. The CVSS score is 7.5 (high), reflecting the remote attack vector with no privileges or user interaction required, and an impact limited to availability. The fix is included in macOS Sequoia 15.7.7 and macOS Tahoe 26.5 versions.
Potential Impact
A remote attacker can cause a denial-of-service condition by triggering a buffer overflow that leads to unexpected system termination. There is no impact on confidentiality or integrity reported. The vulnerability affects system availability only.
Mitigation Recommendations
A fix is available in macOS Sequoia 15.7.7 and macOS Tahoe 26.5. Users and administrators should update to these versions or later to remediate this vulnerability. Patch status is confirmed by the vendor advisory information embedded in the description.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-03-03T16:36:03.970Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a02874ccbff5d86108b539c
Added to database: 05/12/2026, 01:50:04 UTC
Last enriched: 05/19/2026, 10:56:59 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 79
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