CVE-2026-28842
HIGHCVSS 7.5/10EPSS 0.38%
Last modified
CVE-2026-28842 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26.4. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | >= 26.0, < 26.4 |
References
- https://support.apple.com/en-us/126794Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-28842?
The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination.
How severe is CVE-2026-28842?
CVE-2026-28842 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2026-28842?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-28837A logic issue was addressed with improved checks. This issue…7.5
- CVE-2026-28838A permissions issue was addressed with additional sandbox re…5.3
- CVE-2026-28839The issue was addressed with improved checks. This issue is …5.3
- CVE-2026-2884A vulnerability was identified in D-Link DWR-M960 1.01.07. T…8.8
- CVE-2026-28840A permissions issue was addressed with additional restrictio…7.8
- CVE-2026-28841A buffer overflow was addressed with improved size validatio…6.2
- CVE-2026-28844A file access issue was addressed with improved input valida…6.5
- CVE-2026-28845An authorization issue was addressed with improved state man…5.5
- CVE-2026-28846A buffer overflow was addressed with improved bounds checkin…7.5
- CVE-2026-28847The issue was addressed with improved memory handling. This …8.8
- CVE-2026-28848A buffer overflow was addressed with improved bounds checkin…7.5
- CVE-2026-28849The issue was addressed with improved checks. This issue is …5.5
Are you affected by CVE-2026-28842?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST