SecuriTricks - CVE-2026-4315

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.

Product(s) Impacted

Vendor	Product	Versions
Watchguard	Fireware	11.8-11.12.4+541730, 12.0-12.11.8, *2025.1-2026.1.2

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-352

Cross-Site Request Forgery (CSRF)

The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	watchguard	fireware	*11.8-11.12.4+541730	/	/	/	/	/	/	/
a	watchguard	fireware	*12.0-12.11.8	/	/	/	/	/	/	/
a	watchguard	fireware	*2025.1-2026.1.2	/	/	/	/	/	/	/

References

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00006

CVSS Score

7.1 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: PASSIVE
Scope:
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: March 30, 2026, 1:16 p.m.
Last Modified: March 30, 2026, 1:26 p.m.

Status : Awaiting Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

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

CVE-2026-4315