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Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-13383

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.This vulnerability affects Fireware OS 12.1 up to and including 12.12 and 2025.1 up to and including 2026.2.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.005

EPSS Ranking 41.9%

CVSS Severity

CVSS v3 Score 7.2

References

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00020

Products affected by CVE-2026-13383

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: 12.1

cpe:2.3:o:watchguard:fireware:12.1
Watchguard » Fireware » Version: 12.1.1

cpe:2.3:o:watchguard:fireware:12.1.1
Watchguard » Fireware » Version: 12.1.3

cpe:2.3:o:watchguard:fireware:12.1.3
Watchguard » Fireware » Version: 12.1.4

cpe:2.3:o:watchguard:fireware:12.1.4
Watchguard » Fireware » Version: 12.10

cpe:2.3:o:watchguard:fireware:12.10
Watchguard » Fireware » Version: 12.10.1

cpe:2.3:o:watchguard:fireware:12.10.1
Watchguard » Fireware » Version: 12.10.2

cpe:2.3:o:watchguard:fireware:12.10.2
Watchguard » Fireware » Version: 12.10.3

cpe:2.3:o:watchguard:fireware:12.10.3
Watchguard » Fireware » Version: 12.10.4

cpe:2.3:o:watchguard:fireware:12.10.4
Watchguard » Fireware » Version: 12.11

cpe:2.3:o:watchguard:fireware:12.11
Watchguard » Fireware » Version: 12.11.1

cpe:2.3:o:watchguard:fireware:12.11.1
Watchguard » Fireware » Version: 12.11.2

cpe:2.3:o:watchguard:fireware:12.11.2
Watchguard » Fireware » Version: 12.11.3

cpe:2.3:o:watchguard:fireware:12.11.3
Watchguard » Fireware » Version: 12.11.4

cpe:2.3:o:watchguard:fireware:12.11.4
Watchguard » Fireware » Version: 12.11.5

cpe:2.3:o:watchguard:fireware:12.11.5
Watchguard » Fireware » Version: 12.11.6

cpe:2.3:o:watchguard:fireware:12.11.6
Watchguard » Fireware » Version: 12.2.0

cpe:2.3:o:watchguard:fireware:12.2.0
Watchguard » Fireware » Version: 12.2.1

cpe:2.3:o:watchguard:fireware:12.2.1
Watchguard » Fireware » Version: 12.3

cpe:2.3:o:watchguard:fireware:12.3
Watchguard » Fireware » Version: 12.3.1

cpe:2.3:o:watchguard:fireware:12.3.1
Watchguard » Fireware » Version: 12.4

cpe:2.3:o:watchguard:fireware:12.4
Watchguard » Fireware » Version: 12.4.1

cpe:2.3:o:watchguard:fireware:12.4.1
Watchguard » Fireware » Version: 12.5

cpe:2.3:o:watchguard:fireware:12.5
Watchguard » Fireware » Version: 12.5.1

cpe:2.3:o:watchguard:fireware:12.5.1
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: 12.5.2

cpe:2.3:o:watchguard:fireware:12.5.2
Watchguard » Fireware » Version: 12.5.3

cpe:2.3:o:watchguard:fireware:12.5.3
Watchguard » Fireware » Version: 12.5.4

cpe:2.3:o:watchguard:fireware:12.5.4
Watchguard » Fireware » Version: 12.5.5

cpe:2.3:o:watchguard:fireware:12.5.5
Watchguard » Fireware » Version: 12.5.6

cpe:2.3:o:watchguard:fireware:12.5.6
Watchguard » Fireware » Version: 12.5.7

cpe:2.3:o:watchguard:fireware:12.5.7
Watchguard » Fireware » Version: 12.5.8

cpe:2.3:o:watchguard:fireware:12.5.8
Watchguard » Fireware » Version: 12.5.9

cpe:2.3:o:watchguard:fireware:12.5.9
Watchguard » Fireware » Version: 12.6.1

cpe:2.3:o:watchguard:fireware:12.6.1
Watchguard » Fireware » Version: 12.6.3

cpe:2.3:o:watchguard:fireware:12.6.3
Watchguard » Fireware » Version: 12.6.4

cpe:2.3:o:watchguard:fireware:12.6.4
Watchguard » Fireware » Version: 12.7.0

cpe:2.3:o:watchguard:fireware:12.7.0
Watchguard » Fireware » Version: 12.7.1

cpe:2.3:o:watchguard:fireware:12.7.1
Watchguard » Fireware » Version: 12.7.2

cpe:2.3:o:watchguard:fireware:12.7.2
Watchguard » Fireware » Version: 12.8.0

cpe:2.3:o:watchguard:fireware:12.8.0
Watchguard » Fireware » Version: 12.8.1

cpe:2.3:o:watchguard:fireware:12.8.1
Watchguard » Fireware » Version: 12.8.2

cpe:2.3:o:watchguard:fireware:12.8.2
Watchguard » Fireware » Version: 12.8.3

cpe:2.3:o:watchguard:fireware:12.8.3
Watchguard » Fireware » Version: 12.9

cpe:2.3:o:watchguard:fireware:12.9
Watchguard » Fireware » Version: 12.9.2

cpe:2.3:o:watchguard:fireware:12.9.2
Watchguard » Fireware » Version: 12.9.3

cpe:2.3:o:watchguard:fireware:12.9.3
Watchguard » Fireware » Version: 12.9.4

cpe:2.3:o:watchguard:fireware:12.9.4
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-2026-13383

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