CVE-2026-4266 - CERT CVE
ID CVE-2026-4266
Sažetak An Insecure Deserialization vulnerability in WatchGuard Fireware OS allows an attacker that has obtained write access to the local filesystem through another vulnerability to execute arbitrary code in the context of the portald user. Note, this vulnerability does not affect Firebox platforms that do not support the Access Portal feature, including the T15 and T35.
Reference
CVSS
Base: 6.7
Impact: 5.9
Exploitability:0.8
Pristup
VektorSloženostAutentikacija
LOCAL LOW HIGH
Impact
PovjerljivostCjelovitostDostupnost
HIGH HIGH HIGH
CVSS vektor CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Zadnje važnije ažuriranje 28-08-2026 - 00:18
Objavljeno 30-03-2026 - 13:16