CVE-2026-28826

Name: CVE-2026-28826
Creator: NVD / NIST
Published: 2026-03-25T01:17:07.79+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2026-28826 is a medium-severity vulnerability rated 4/10 on the CVSS scale. 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. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

4/10

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

EPSS Probability

0.17%

6.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apple	Macos	>= 26.0, < 26.4

References

https://support.apple.com/en-us/126794Release Notes, Vendor Advisory
https://support.apple.com/en-us/126795
https://support.apple.com/en-us/126796

Timeline

Published: Mar 25, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-28826?

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 a CVSS score of 4/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2026-28826?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-28826?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST