Search/CVE-2026-3344
● CVE — Medium

CVE-2026-3344

VendorwatchguardProductfirewareDiscoveredMar 3, 2026UpdatedAug 10, 2026

A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

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CVSS v3.1
4.9 MEDIUM
EPSS
0.32%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 30, 2026
▲ 0.04pp
0.28% → 0.32% over 6 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityHIGH
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Connections
2 relationships
Timeline
disclosure → media coverage
Mar 3, 2026
Disclosure — published as a CVE record. · last revised by NVD Aug 10, 2026