CVE-2026-54424

HIGH8.4

An Incorrect Use of Privileged APIs vulnerability in Unity Parsec on Windows hosts leads to a potential Elevation of Privilege

Published Jul 4, 2026

Modified 1 weeks ago

Details

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.

References

WEB

https://github.com/tomadimitrie/CVE-2026-54424

WEB

https://parsec.app/

WEB

https://support.parsec.app/hc/en-us/articles/50612943726612-CVE-2026-54424

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-54424

WEB

https://www.tomadimitrie.dev/blog/CVE-2026-54424

CVSS Analysis