High severity7.8NVD Advisory· Published May 11, 2026· Updated May 12, 2026

CVE-2026-28840

Description

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.4. An app may be able to gain root privileges.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

support.apple.com/en-us/126794nvdRelease NotesVendor Advisory
support.apple.com/en-us/127116nvdRelease NotesVendor Advisory
support.apple.com/en-us/127117nvdRelease NotesVendor Advisory

News mentions

Apple Patches Everything, (Mon, May 11th)
SANS Internet Storm Center · May 11, 2026

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000