# CVE-2026-40599

> Vulnerability · severity: **HIGH** (CVSS 7.1).

## Description

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.5, ClearanceKit incorrectly treats a process with an empty Team ID and a non-empty Signing ID as an Apple platform binary. This bug allows a malicious software to impersonate an apple process in the global allowlist, and access all protected files. This vulnerability is fixed in 5.0.5.

## Key facts

- **CVE ID:** CVE-2026-40599
- **Published:** 2026-04-21
- **CVSS severity:** HIGH
- **CVSS base score:** 7.1
- **CWE codes:** CWE-863

## Affected products

- `craigjbass:clearancekit`
- `apple:macos`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-40599

## Citation

> AI Analytics. CVE-2026-40599. Retrieved 2026-07-20 from https://api.ai-analytics.org/cve/CVE-2026-40599. Derived from NIST NVD. Licensed CC0.

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