CVE-2026-8480

EUVD-2026-41043
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
airbusCNA
4.3 MEDIUM
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 0.42%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
stormshieldnetwork_security
4.3.0 ≤
𝑥
≤ 4.3.41
CNA
stormshieldnetwork_security
4.4.0 ≤
𝑥
≤ 4.8.15
CNA
stormshieldnetwork_security
𝑥
≤ 5.0.5
CNA