Vulnerability details
CVE-2026-43682
Apple macOS
CVSS 3.1
9.8Critical
Official description
The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote user may be able to cause unexpected system termination or corrupt kernel memory.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.8Critical | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apple | macOS | v < 14.8.8 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 15.7.8 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 26.6 | CVEProject cvelistV5 (CNA) |
References and advisories
3
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Details
- Published
- 2026-07-27
- Last updated
- 2026-07-28
- State
- Published
- Assigner (CNA)
- apple
Exploit prediction (EPSS)
0.72%
Probability of exploitation in 30 days
54.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer