by Kastro
Paper/Archive/CVE-2026-28911

CVE-2026-28911

Apple macOS — The issue was addressed with improved memory handling.

EPSS 0.5%CVSS 9.8
critical.is priorityof 100
38
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 42.8.428 × 208.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to corrupt memory of a system process.

Affected

ProductAffectedFixed inSource
macOS< 14.8.814.8.8CNA
macOS< 26.626.6CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refsupport.apple.com/en-us/128067refsupport.apple.com/en-us/128072