Vulnerability-Lookup

GHSA-2J5Q-9JW8-9QJ5

Vulnerability from github – Published: 2026-07-01 18:31 – Updated: 2026-07-01 18:31

Details

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.

Severity

4.3 (Medium)


                  
                    CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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  "aliases": [
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  "database_specific": {
    "cwe_ids": [
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    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-01T16:16:53Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was discovered on Stormshield Network Security 4.3.0\u00a0 to 4.3.41 (included), 4.4.0 to 4.8.15 (included) , 5.0.2 EA to 5.0.5 (included)\n\n\n\nA revoked client certificate can still be used to authenticate to the captive\u2011admin portal, allowing an attacker who possesses the revoked certificate to gain administrative access.",
  "id": "GHSA-2j5q-9jw8-9qj5",
  "modified": "2026-07-01T18:31:51Z",
  "published": "2026-07-01T18:31:51Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-8480"
    },
    {
      "type": "WEB",
      "url": "https://advisories.stormshield.eu/2026-002"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-8480 (GCVE-0-2026-8480)

Vulnerability from cvelistv5 – Published: 2026-07-01 14:52 – Updated: 2026-07-01 15:45

Title

Connection possible to the Administration portal with a revoked certificate

Summary

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.

Severity

4.3 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-295 - Improper certificate validation

Assigner

airbus

References

1 reference

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

Impacted products

1 product

Vendor	Product	Version
Stormshield	Stormshield Network Security	Affected: 4.3.0 , ≤ 4.3.41 (semver) Affected: 4.4.0 , ≤ 4.8.15 (semver) Affected: 5.0.2 EA , ≤ 5.0.5 (semver)

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                "id": "CVE-2026-8480",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-01T15:44:58.262034Z",
                "version": "2.0.3"
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        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-2J5Q-9JW8-9QJ5

CVE-2026-8480 (GCVE-0-2026-8480)

Tags

Sightings

Nomenclature