Time‑of‑Check to Time‑of‑Use Race Condition in Balena Etcher Allows Privilege Escalation

A Time-of-Check to Time-of-Use (TOCTOU) race condition vulnerability in Balena Etcher for Windows prior to v2.1.4 allows attackers to escalate privileges and execute arbitrary code via replacing a legitimate script with a crafted payload during the flashing process.