# CVE-2026-54424

## Summary

- **CVE ID:** CVE-2026-54424
- **Severity:** HIGH
- **CVSS Score:** 8.4 (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-648
- **Published:** Jul 4, 2026
- **Last Modified:** Jul 6, 2026

## Description

An Incorrect Use of Privileged APIs vulnerability in Unity Parsec on Windows hosts leads to a potential Elevation of Privilege. This issue affects Parsec through v2026-05-04.0. The patched version is Parsec for Windows version 150-104a. A user can generate a situation where there is an instance of parsecd.exe running as NT AUTHORITY\SYSTEM with a user-controlled value of the AppData environment variable.

## Affected Products

- Unity — Parsec (0)

## References

- [CNA](https://parsec.app/)
- [CNA](https://support.parsec.app/hc/en-us/articles/50612943726612-CVE-2026-54424)
- [CNA](https://www.tomadimitrie.dev/blog/CVE-2026-54424)
- [CNA](https://github.com/tomadimitrie/CVE-2026-54424)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 8.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._