CVE-2026-4315

mediumpriority · track · 26EPSS 0.002 · 6 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.17% (6th) EPSS

CVSS 6.5 · medium

Is it mine?

16 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.9–7.1

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v4.07.1highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.07.1highCVSS: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:Xsecondary

v4.04.9mediumCVSS: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:U/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:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-352US

affected products (16)

Products and version ranges known to be affected.

WatchGuard Firebox 11.xall versionscert_bundDEcpe:/a:watchguard:firebox:11.x
WatchGuard Firebox <12.12all versionscert_bundDE
WatchGuard Firebox <12.5.18all versionscert_bundDE
WatchGuard Firebox <2026.2all versionscert_bundDE
WatchGuard Firebox< 12.12cert_bundDE
WatchGuard Firebox< 12.5.18cert_bundDE
WatchGuard Firebox< 2026.2cert_bundDE
WatchGuard Fireware OS≤ 11.8 ≤11.12.4+541730enisa_euvdEU
WatchGuard Fireware OS12.0 → 12.12enisa_euvdEU
WatchGuard Fireware OS12.0 → 12.5.18enisa_euvdEU
WatchGuard Fireware OS2025.1 → 2026.2enisa_euvdEU
watchguard fireware= 11.12.4nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware11.8 → 11.12.4nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware12.0 → 12.12nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware12.5 → 12.5.18nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware2025.1 → 2026.2nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-0892WatchGuard Firebox: Mehrere SchwachstellenDeutsch2026-03-26csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in WatchGuard Firebox ausnutzen, um beliebigen Programmcode auszuführen oder einen Denial of Service zu verursachen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2026-03-30modified 2026-08-28

references (6)

External citations — patches, advisories, analysis.

scry

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