CVE-2026-28826 — MEDIUM (4.0)

Q: What is CVE-2026-28826?

CVE-2026-28826 is a vulnerability with a CVSS score of 4.0 (MEDIUM). A logic issue was addressed with improved restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A malicious app may be able to break out of its sandbox.

Q: How severe is CVE-2026-28826?

CVE-2026-28826 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-28826?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.

Vulnerability Description

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A malicious app may be able to break out of its sandbox.

CVSS Score

4.0

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Apple	Macos	>= 26.0, < 26.4

References

https://support.apple.com/en-us/126794Release NotesVendor Advisory
https://support.apple.com/en-us/126795
https://support.apple.com/en-us/126796

FAQ

What is CVE-2026-28826?

CVE-2026-28826 is a vulnerability with a CVSS score of 4.0 (MEDIUM). A logic issue was addressed with improved restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A malicious app may be able to break out of its sandbox.

How severe is CVE-2026-28826?

CVE-2026-28826 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-28826?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.