CVE-2026-64705

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7. An app may be able to cause unexpected system termination or write kernel memory.

Affected

Apple · iOS and iPadOS · macOS

CVSS v3.1 CNA

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.17% chance of exploitation in the next 30 days, 6th percentile

Published

2026-08-25

Updated

2026-09-14

Proof-of-concept exploits (1)

• eddinos2/CVE-2026-647050★ · 2026-09-05

Security advisories

• https://support.apple.com/en-us/127116
• https://support.apple.com/en-us/127117

References

• CVE Record
• NVD entry

Related

• CVE-2026-64747
• CVE-2026-78938