by Kastro
Paper/Archive/CVE-2026-43750

CVE-2026-43750

Apple macOS — A buffer overflow was addressed with improved bounds checking.

EPSS 0.8%CVSS 9.8
critical.is priorityof 100
41
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 55.5.555 × 2011.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges.

Affected

ProductAffectedFixed inSource
macOS< 14.8.814.8.8CNA
macOS< 15.7.815.7.8CNA
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: no · Technical impact: total

References

refsupport.apple.com/en-us/128067refsupport.apple.com/en-us/128071refsupport.apple.com/en-us/128072