CVE-2026-28823: Medium severity Apple macOS Tahoe vulnerability
802.1X. An authentication issue was addressed with improved state management.
Other sources
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.
— MITRE
Accounts. An authorization issue was addressed with improved state management.
— Apple
Admin Framework. A path handling issue was addressed with improved validation.
— Apple
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-28865
- CVE-2026-28877
- CVE-2026-28823
- CVE-2025-55753
- CVE-2025-58098
- CVE-2025-59775
- CVE-2025-65082
- CVE-2025-66200
- CVE-2026-28824
- CVE-2026-20696
- CVE-2026-20699
- CVE-2026-20684
- CVE-2026-20633
- CVE-2026-28910
- CVE-2026-28879
- CVE-2026-28822
- CVE-2026-28894
- CVE-2026-28866
- CVE-2026-20690
- CVE-2026-28821
- CVE-2026-28838
- CVE-2026-28886
- CVE-2026-28878
- CVE-2026-28888
- CVE-2026-28893
- CVE-2025-14524
- CVE-2026-28876
- CVE-2026-28892
- CVE-2026-28832
- CVE-2026-28870
- CVE-2026-28834
- CVE-2026-28881
- CVE-2026-28880
- CVE-2026-28833
- CVE-2025-64505
- CVE-2026-28842
- CVE-2026-28841
- CVE-2026-28868
- CVE-2026-28867
- CVE-2026-20698
- CVE-2026-20695
- CVE-2026-20687
- CVE-2026-28845
- CVE-2026-28882
- CVE-2026-20607
- CVE-2026-20692
- CVE-2026-20694
- CVE-2026-20632
- CVE-2026-28839
- CVE-2026-20701
- CVE-2026-28891
- CVE-2026-28827
- CVE-2026-28816
- CVE-2026-28826
- CVE-2026-20631
- CVE-2026-20693
- CVE-2026-28840
- CVE-2026-28862
- CVE-2026-28831
- CVE-2026-28817
- CVE-2026-20688
- CVE-2026-28864
- CVE-2026-28830
- CVE-2026-28860
- CVE-2026-28835
- CVE-2026-28825
- CVE-2026-28818
- CVE-2026-20697
- CVE-2026-28820
- CVE-2026-28837
- CVE-2026-28844
- CVE-2026-28828
- CVE-2026-28852
- CVE-2026-20657
- CVE-2026-28829
- CVE-2026-20665
- CVE-2026-20643
- CVE-2026-28871
- CVE-2026-20664
- CVE-2026-28857
- CVE-2026-28861
- CVE-2026-28859
- CVE-2026-20691
Frequently Asked Questions
What is the severity of CVE-2026-28823?
The severity of CVE-2026-28823 is considered high due to its potential impact on system integrity by allowing an app with root privileges to delete protected system files.
How do I fix CVE-2026-28823?
To fix CVE-2026-28823, users should update their macOS Tahoe to version 26.4 or newer.
Which operating system is affected by CVE-2026-28823?
CVE-2026-28823 affects macOS Tahoe versions prior to 26.4.
What type of issue is CVE-2026-28823 addressing?
CVE-2026-28823 addresses authentication and path handling vulnerabilities associated with improved state management and validation.
Can an unauthorized user exploit CVE-2026-28823?
An unauthorized user cannot exploit CVE-2026-28823; it requires root privileges, which makes it a concern for users with elevated access.