4.3Medium
CVE-2026-8480Connection possible to the Administration portal with a revoked certificate
Description
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.
Weakness (CWE):
CWE-295
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| Stormshield | Stormshield Network Security | 4.3.0 – ≤ 4.3.41, 4.4.0 – ≤ 4.8.15, 5.0.2 EA – ≤ 5.0.5 |