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CVE Vulnerability Details :
CVE-2026-3344
PUBLISHED
More InfoOfficial Page
Assigner-WatchGuard
Assigner Org ID-5d1c2695-1a31-4499-88ae-e847036fd7e3
View Known Exploited Vulnerability (KEV) details
Published At-03 Mar, 2026 | 13:17
Updated At-03 Mar, 2026 | 14:39
Rejected At-
▼CVE Numbering Authority (CNA)
WatchGuard Firebox System Integrity Check Bypass

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.This issue affects Fireware OS 12.0 up to and including 12.11.7, 12.5.9 up to and including 12.5.16, and 2025.1 up to and including 2026.1.1.

Affected Products
Vendor
WatchGuard Technologies, Inc.WatchGuard
Product
Fireware OS
Default Status
unaffected
Versions
Affected
  • From 12.0 through 12.11.7 (semver)
  • From 12.5.9 through 12.5.16 (semver)
  • From 2025.1 through 2026.1.1 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-440CWE-440: Expected Behavior Violation
Type: CWE
CWE ID: CWE-440
Description: CWE-440: Expected Behavior Violation
Metrics
VersionBase scoreBase severityVector
4.06.9MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-184CAPEC-184 Software Integrity Attack
CAPEC ID: CAPEC-184
Description: CAPEC-184 Software Integrity Attack
Solutions
Configurations
Workarounds
Exploits

WatchGuard is not aware of any exploitation of this issue in the wild.

Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-0005
N/A
Hyperlink: https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-0005
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found