4.3

CVE-2026-8480

Connection possible to the Administration portal with a revoked certificate

A vulnerability was discovered on Stormshield Network Security 4.3.0  to 4.3.41 (included), 4.4.0 to 4.8.15 (included) , 5.0.2 EA to 5.0.5 (included)



A revoked client certificate can still be used to authenticate to the captive‑admin portal, allowing an attacker who possesses the revoked certificate to gain administrative access.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerStormshield
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Produkt Stormshield Network Security
Default Statusunknown
Version <= 4.3.41
Version 4.3.0
Status affected
Version <= 4.8.15
Version 4.4.0
Status affected
Version <= 5.0.5
Version 5.0.2 EA
Status affected
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.09% 0.005
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cert@airbus.com 4.3 2.8 1.4
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-295 Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

https://advisories.stormshield.eu/2026-002/