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Vulnerabilities

Vulnerable Software

Vulnerability Details 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.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.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.0

EPSS Ranking 12.0%

CVSS Severity

CVSS v3 Score 4.9

References

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

Products affected by CVE-2026-3344

Watchguard » Firebox M270 » Version: N/A

cpe:2.3:h:watchguard:firebox_m270:-
Watchguard » Firebox M290 » Version: N/A

cpe:2.3:h:watchguard:firebox_m290:-
Watchguard » Firebox M295 » Version: N/A

cpe:2.3:h:watchguard:firebox_m295:-
Watchguard » Firebox M370 » Version: N/A

cpe:2.3:h:watchguard:firebox_m370:-
Watchguard » Firebox M390 » Version: N/A

cpe:2.3:h:watchguard:firebox_m390:-
Watchguard » Firebox M395 » Version: N/A

cpe:2.3:h:watchguard:firebox_m395:-
Watchguard » Firebox M440 » Version: N/A

cpe:2.3:h:watchguard:firebox_m440:-
Watchguard » Firebox M4600 » Version: N/A

cpe:2.3:h:watchguard:firebox_m4600:-
Watchguard » Firebox M470 » Version: N/A

cpe:2.3:h:watchguard:firebox_m470:-
Watchguard » Firebox M4800 » Version: N/A

cpe:2.3:h:watchguard:firebox_m4800:-
Watchguard » Firebox M495 » Version: N/A

cpe:2.3:h:watchguard:firebox_m495:-
Watchguard » Firebox M5600 » Version: N/A

cpe:2.3:h:watchguard:firebox_m5600:-
Watchguard » Firebox M570 » Version: N/A

cpe:2.3:h:watchguard:firebox_m570:-
Watchguard » Firebox M5800 » Version: N/A

cpe:2.3:h:watchguard:firebox_m5800:-
Watchguard » Firebox M590 » Version: N/A

cpe:2.3:h:watchguard:firebox_m590:-
Watchguard » Firebox M595 » Version: N/A

cpe:2.3:h:watchguard:firebox_m595:-
Watchguard » Firebox M670 » Version: N/A

cpe:2.3:h:watchguard:firebox_m670:-
Watchguard » Firebox M690 » Version: N/A

cpe:2.3:h:watchguard:firebox_m690:-
Watchguard » Firebox M695 » Version: N/A

cpe:2.3:h:watchguard:firebox_m695:-
Watchguard » Firebox Nv5 » Version: N/A

cpe:2.3:h:watchguard:firebox_nv5:-
Watchguard » Firebox T115-W » Version: N/A

cpe:2.3:h:watchguard:firebox_t115-w:-
Watchguard » Firebox T125-W » Version: N/A

cpe:2.3:h:watchguard:firebox_t125-w:-
Watchguard » Firebox T125 » Version: N/A

cpe:2.3:h:watchguard:firebox_t125:-
Watchguard » Firebox T145-W » Version: N/A

cpe:2.3:h:watchguard:firebox_t145-w:-
Watchguard » Firebox T145 » Version: N/A

cpe:2.3:h:watchguard:firebox_t145:-
Watchguard » Firebox T15 » Version: N/A

cpe:2.3:h:watchguard:firebox_t15:-
Watchguard » Firebox T185 » Version: N/A

cpe:2.3:h:watchguard:firebox_t185:-
Watchguard » Firebox T20 » Version: N/A

cpe:2.3:h:watchguard:firebox_t20:-
Watchguard » Firebox T25 » Version: N/A

cpe:2.3:h:watchguard:firebox_t25:-
Watchguard » Firebox T35 » Version: N/A

cpe:2.3:h:watchguard:firebox_t35:-
Watchguard » Firebox T40 » Version: N/A

cpe:2.3:h:watchguard:firebox_t40:-
Watchguard » Firebox T45 » Version: N/A

cpe:2.3:h:watchguard:firebox_t45:-
Watchguard » Firebox T55 » Version: N/A

cpe:2.3:h:watchguard:firebox_t55:-
Watchguard » Firebox T70 » Version: N/A

cpe:2.3:h:watchguard:firebox_t70:-
Watchguard » Firebox T80 » Version: N/A

cpe:2.3:h:watchguard:firebox_t80:-
Watchguard » Firebox T85 » Version: N/A

cpe:2.3:h:watchguard:firebox_t85:-
Watchguard » Fireboxcloud » Version: N/A

cpe:2.3:h:watchguard:fireboxcloud:-
Watchguard » Fireboxv » Version: N/A

cpe:2.3:h:watchguard:fireboxv:-
Watchguard » Fireware » Version: Any

cpe:2.3:o:watchguard:fireware:*
Watchguard » Fireware » Version: 12.5.10

cpe:2.3:o:watchguard:fireware:12.5.10
Watchguard » Fireware » Version: 12.5.11

cpe:2.3:o:watchguard:fireware:12.5.11
Watchguard » Fireware » Version: 12.5.12

cpe:2.3:o:watchguard:fireware:12.5.12
Watchguard » Fireware » Version: 12.5.13

cpe:2.3:o:watchguard:fireware:12.5.13
Watchguard » Fireware » Version: 12.5.14

cpe:2.3:o:watchguard:fireware:12.5.14
Watchguard » Fireware » Version: 12.5.15

cpe:2.3:o:watchguard:fireware:12.5.15
Watchguard » Fireware » Version: 12.5.9

cpe:2.3:o:watchguard:fireware:12.5.9
Watchguard » Fireware » Version: 2025.1

cpe:2.3:o:watchguard:fireware:2025.1
Watchguard » Fireware » Version: 2025.1.1

cpe:2.3:o:watchguard:fireware:2025.1.1
Watchguard » Fireware » Version: 2025.1.2

cpe:2.3:o:watchguard:fireware:2025.1.2
Watchguard » Fireware » Version: 2025.1.3

cpe:2.3:o:watchguard:fireware:2025.1.3
Watchguard » Fireware » Version: 2025.1.4

cpe:2.3:o:watchguard:fireware:2025.1.4

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-3344

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