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MEDIUM · 4.9

CVE-2026-28823

A path handling issue was addressed with improved validation. This issue is fixed in macOS Tahoe 26.4. An app with root privileges may be able to delete protected system files.

Vulnerability Description

A path handling issue was addressed with improved validation. This issue is fixed in macOS Tahoe 26.4. An app with root privileges may be able to delete protected system files.

CVSS Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
AppleMacos>= 26.0, < 26.4

Related Weaknesses (CWE)

CWE-284

References

FAQ

What is CVE-2026-28823?

CVE-2026-28823 is a vulnerability with a CVSS score of 4.9 (MEDIUM). A path handling issue was addressed with improved validation. This issue is fixed in macOS Tahoe 26.4. An app with root privileges may be able to delete protected system files.

How severe is CVE-2026-28823?

CVE-2026-28823 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-28823?

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