CVE-2026-3344

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.

Score

CVSS 4.0 6.9 Medium

Status

Modified - 5d1c2695-1a31-4499-88ae-e847036fd7e3

Published

2026-03-03

Last modified

2026-08-10

Weaknesses

CWE-440

Affected products

• Fireware (Watchguard)
• Fireware Os (Watchguard)

References

• https://psirt.watchguard.com/CVE-2026-3344
• https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00005