A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.
Advisories

No advisories yet.

Fixes

Solution

Fireware OS 2026.2, Fireware OS 12.12, Fireware OS 12.5.18, Fireware OS 12.11.9


Workaround

No workaround given by the vendor.

History

Fri, 14 Aug 2026 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Watchguard firebox Cloud
Watchguard firebox M270
Watchguard firebox M290
Watchguard firebox M295
Watchguard firebox M370
Watchguard firebox M390
Watchguard firebox M395
Watchguard firebox M440
Watchguard firebox M4600
Watchguard firebox M470
Watchguard firebox M4800
Watchguard firebox M495
Watchguard firebox M5600
Watchguard firebox M570
Watchguard firebox M5800
Watchguard firebox M590
Watchguard firebox M595
Watchguard firebox M670
Watchguard firebox M690
Watchguard firebox M695
Watchguard firebox Nv5
Watchguard firebox T115-w
Watchguard firebox T125
Watchguard firebox T125-w
Watchguard firebox T145
Watchguard firebox T145-w
Watchguard firebox T15
Watchguard firebox T185
Watchguard firebox T20
Watchguard firebox T25
Watchguard firebox T35
Watchguard firebox T40
Watchguard firebox T45
Watchguard firebox T55
Watchguard firebox T70
Watchguard firebox T80
Watchguard firebox T85
Watchguard fireboxv
Watchguard fireware
CPEs cpe:2.3:a:watchguard:firebox_cloud:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m270:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m290:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m295:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m370:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m390:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m395:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m440:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m4600:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m470:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m4800:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m495:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m5600:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m570:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m5800:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m590:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m595:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m670:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m690:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_m695:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_nv5:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t115-w:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t125-w:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t125:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t145-w:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t145:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t15:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t185:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t20:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t25:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t35:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t40:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t45:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t55:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t70:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t80:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:firebox_t85:-:*:*:*:*:*:*:*
cpe:2.3:h:watchguard:fireboxv:-:*:*:*:*:*:*:*
cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
cpe:2.3:o:watchguard:fireware:11.12.4:-:*:*:*:*:*:*
cpe:2.3:o:watchguard:fireware:11.12.4:u1:*:*:*:*:*:*
Vendors & Products Watchguard firebox Cloud
Watchguard firebox M270
Watchguard firebox M290
Watchguard firebox M295
Watchguard firebox M370
Watchguard firebox M390
Watchguard firebox M395
Watchguard firebox M440
Watchguard firebox M4600
Watchguard firebox M470
Watchguard firebox M4800
Watchguard firebox M495
Watchguard firebox M5600
Watchguard firebox M570
Watchguard firebox M5800
Watchguard firebox M590
Watchguard firebox M595
Watchguard firebox M670
Watchguard firebox M690
Watchguard firebox M695
Watchguard firebox Nv5
Watchguard firebox T115-w
Watchguard firebox T125
Watchguard firebox T125-w
Watchguard firebox T145
Watchguard firebox T145-w
Watchguard firebox T15
Watchguard firebox T185
Watchguard firebox T20
Watchguard firebox T25
Watchguard firebox T35
Watchguard firebox T40
Watchguard firebox T45
Watchguard firebox T55
Watchguard firebox T70
Watchguard firebox T80
Watchguard firebox T85
Watchguard fireboxv
Watchguard fireware
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}


Mon, 10 Aug 2026 17:00:00 +0000

Type Values Removed Values Added
Description A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.This issue affects Fireware OS: 11.8 through 11.12.4+541730, 12.0 through 12.11.8, and 2025.1 through 2026.1.2. A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.
CPEs cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:11.8
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:12.0
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:12.5
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:2025.1
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*
References

Mon, 30 Mar 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 30 Mar 2026 13:00:00 +0000

Type Values Removed Values Added
Description A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.This issue affects Fireware OS: 11.8 through 11.12.4+541730, 12.0 through 12.11.8, and 2025.1 through 2026.1.2.
Title WatchGuard Firebox Cross-Site Request Forgery (CSRF) in Fireware Web UI
First Time appeared Watchguard
Watchguard fireware Os
Weaknesses CWE-352
CPEs cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:11.8
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:12.0
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:12.5
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:2025.1
Vendors & Products Watchguard
Watchguard fireware Os
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WatchGuard

Published:

Updated: 2026-08-27T22:58:26.442Z

Reserved: 2026-03-17T07:45:03.793Z

Link: CVE-2026-4315

cve-icon Vulnrichment

Updated: 2026-03-30T13:27:01.866Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-30T13:16:22.750

Modified: 2026-08-28T00:18:05.727

Link: CVE-2026-4315

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-11T00:00:08Z

Weaknesses