CVE-2026-13722

highpriority · track · 29EPSS 0.003 · 26 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.33% (26th) EPSS

CVSS 7.2 · high

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

WatchGuard Fireware OS contains a firmware validation bypass when processing a backup image via the backup/restore feature. An authenticated administrator can exploit this vulnerability to install a tampered firmware image.

cvss

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

8.6

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.1–8.6

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v4.08.6highCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.08.6highCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/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

v4.06.1mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/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.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-347US

affected products (13)

Products and version ranges known to be affected.

WatchGuard Firebox <12.12.1all versionscert_bundDE
WatchGuard Firebox <2026.2.1all versionscert_bundDE
WatchGuard Firebox< 12.12.1cert_bundDE
WatchGuard Firebox< 2026.2.1cert_bundDE
WatchGuard Fireware OS≤ 11.0 ≤11.12.4+541730enisa_euvdEU
WatchGuard Fireware OS12.0 → *enisa_euvdEU
WatchGuard Fireware OS12.0 → 12.12.1enisa_euvdEU
WatchGuard Fireware OS2025.1 → 2026.2.1enisa_euvdEU
watchguard fireware11.0.0 → 11.12.4nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware= 11.12.4nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware12.0 → 12.12.1nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware12.5 → 12.5.18nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*
watchguard fireware2025.1 → 2026.2.1nvdUScpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2193WatchGuard Firebox: Mehrere SchwachstellenDeutsch2026-07-02csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in WatchGuard Firebox ausnutzen, um beliebigen Programmcode auszuführen, einen Denial of Service zu verursachen, Daten zu manipulieren oder offenzulegen, sowie um Cross Site Scripting Angriffe durchzuführen.

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 2026-07-03modified 2026-10-25

references (5)

External citations — patches, advisories, analysis.

scry

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