CVE-2026-28908: An app may be able to modify protected parts of the file system in Apple macOS
CVE-2026-28908 is a high-severity vulnerability in Apple macOS where an application may be able to modify protected parts of the file system. The issue was addressed by removing the vulnerable code, fixing a denial of service condition. The fix is included in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, and macOS Tahoe 26.5. The vulnerability has a CVSS score of 7.5, indicating a significant impact on availability.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-28908) affects Apple macOS and involves an application potentially modifying protected parts of the file system, leading to a denial of service. The issue was resolved by removing the vulnerable code in specific macOS versions: Sequoia 15.7.7, Sonoma 14.8.7, and Tahoe 26.5. The CVSS 3.1 score is 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), indicating network attack vector, low attack complexity, no privileges or user interaction required, unchanged scope, no confidentiality or integrity impact, but high impact on availability.
Potential Impact
An attacker could cause a denial of service by modifying protected parts of the file system, potentially disrupting system availability. There is no reported impact on confidentiality or integrity. No known exploits are currently active in the wild.
Mitigation Recommendations
A fix is available and included in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, and macOS Tahoe 26.5. Users and administrators should apply these updates to remediate the vulnerability. Patch status is confirmed by the vendor advisory indicating the issue was addressed by removing the vulnerable code in these versions.
CVE-2026-28908: An app may be able to modify protected parts of the file system in Apple macOS
Description
CVE-2026-28908 is a high-severity vulnerability in Apple macOS where an application may be able to modify protected parts of the file system. The issue was addressed by removing the vulnerable code, fixing a denial of service condition. The fix is included in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, and macOS Tahoe 26.5. The vulnerability has a CVSS score of 7.5, indicating a significant impact on availability.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-28908) affects Apple macOS and involves an application potentially modifying protected parts of the file system, leading to a denial of service. The issue was resolved by removing the vulnerable code in specific macOS versions: Sequoia 15.7.7, Sonoma 14.8.7, and Tahoe 26.5. The CVSS 3.1 score is 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), indicating network attack vector, low attack complexity, no privileges or user interaction required, unchanged scope, no confidentiality or integrity impact, but high impact on availability.
Potential Impact
An attacker could cause a denial of service by modifying protected parts of the file system, potentially disrupting system availability. There is no reported impact on confidentiality or integrity. No known exploits are currently active in the wild.
Mitigation Recommendations
A fix is available and included in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, and macOS Tahoe 26.5. Users and administrators should apply these updates to remediate the vulnerability. Patch status is confirmed by the vendor advisory indicating the issue was addressed by removing the vulnerable code in these versions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-03-03T16:36:03.984Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a02874fcbff5d86108b5647
Added to database: 05/12/2026, 01:50:07 UTC
Last enriched: 05/19/2026, 10:57:20 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 101
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.