CVE-2026-3344EPSS p37.2%

CVE-2026-3344CVE-2026-3344

watchguard / fireware

Description

A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

Scoring

CVSS 4.9 ()
VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
EPSS0.45% probability of exploitation · percentile 37.2% · 2026-10-05T12:00:23Z
Last modified2026-08-10
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.