CVE-2026-30332EPSS p1.7%

CVE-2026-30332CVE-2026-30332

Description

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.

Scoring

CVSS 7.5 ()
VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS0.12% probability of exploitation · percentile 1.7% · 2026-10-05T12:00:23Z
Last modified2026-07-24
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.