Vulnerability-Lookup

GHSA-72G9-78VW-8W8H

Vulnerability from github – Published: 2026-06-01 09:31 – Updated: 2026-06-01 09:31

Details

A vulnerability was discovered on Stormshield Network Security

4.3.0 to 4.3.41,
4.8.0 to 4.8.15,
5.0.0 to 5.0.5

It is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim's machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.

Severity

5.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-8474"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-01T09:16:21Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was discovered on Stormshield Network Security\u00a0\n\n\n\n\n\n  *  4.3.0 to 4.3.41,\u00a0\n  *  4.8.0 to 4.8.15,\u00a0\n  *  5.0.0 to 5.0.5\n\n\n\n\n\n\n\n\nIt is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim\u0027s machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.",
  "id": "GHSA-72g9-78vw-8w8h",
  "modified": "2026-06-01T09:31:15Z",
  "published": "2026-06-01T09:31:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-8474"
    },
    {
      "type": "WEB",
      "url": "https://advisories.stormshield.eu/2026-003"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-8474 (GCVE-0-2026-8474)

Vulnerability from cvelistv5 – Published: 2026-06-01 07:47 – Updated: 2026-06-01 13:05

Title

Possible to run a Cross Site Scripting request on the login API available on Stormshield SNS appliances.

Summary

A vulnerability was discovered on Stormshield Network Security * 4.3.0 to 4.3.41, * 4.8.0 to 4.8.15, * 5.0.0 to 5.0.5 It is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim's machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.

Severity

5.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-01 13:05 UTC

CWE

CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')

Assigner

airbus CNA under the mitre root

CNA scorecard C 70/100 over 14 records in the last 180 days details

References

1 reference

URL	Tags
https://advisories.stormshield.eu/2026-003/

Impacted products

1 product

Vendor	Product	Version
StormShield	StormShield Network Security	Affected: 4.3.0 , ≤ 4.3.41 (semver) Affected: 4.8.0 , ≤ 4.8.15 (semver) Affected: 5.0.0 , ≤ 5.0.5 (semver)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-8474",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-01T13:05:31.957702Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-01T13:05:45.399Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "StormShield Network Security",
          "vendor": "StormShield",
          "versions": [
            {
              "lessThanOrEqual": "4.3.41",
              "status": "affected",
              "version": "4.3.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.8.15",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.0.5",
              "status": "affected",
              "version": "5.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eA vulnerability was discovered on Stormshield Network Security\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003e4.3.0 to 4.3.41,\u0026nbsp;\u003c/li\u003e\u003cli\u003e4.8.0 to 4.8.15,\u0026nbsp;\u003c/li\u003e\u003cli\u003e5.0.0 to 5.0.5\u003c/li\u003e\u003c/ul\u003e\u003cp\u003e\u003c/p\u003e\u003cp\u003eIt is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim\u0027s machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.\u003c/p\u003e"
            }
          ],
          "value": "A vulnerability was discovered on Stormshield Network Security\u00a0\n\n\n\n\n\n  *  4.3.0 to 4.3.41,\u00a0\n  *  4.8.0 to 4.8.15,\u00a0\n  *  5.0.0 to 5.0.5\n\n\n\n\n\n\n\n\nIt is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim\u0027s machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper neutralization of input during web page generation (\u0027cross-site scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-01T07:50:04.199Z",
        "orgId": "24a3c815-5f22-4d74-967a-30958d6466f4",
        "shortName": "airbus"
      },
      "references": [
        {
          "url": "https://advisories.stormshield.eu/2026-003/"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eThe following updates fix this vulnerability:\u003c/p\u003e\u003cul\u003e\u003cli\u003eSNS 5.0.6\u003c/li\u003e\u003cli\u003eSNS 4.8.16\u003c/li\u003e\u003cli\u003eSNS 4.3.42\u003c/li\u003e\u003c/ul\u003e"
            }
          ],
          "value": "The following updates fix this vulnerability:\n\n  *  SNS 5.0.6\n  *  SNS 4.8.16\n  *  SNS 4.3.42"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Possible to run a Cross Site Scripting request on the login API available on Stormshield SNS appliances.",
      "x_generator": {
        "engine": "Vulnogram 1.0.2"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "24a3c815-5f22-4d74-967a-30958d6466f4",
    "assignerShortName": "airbus",
    "cveId": "CVE-2026-8474",
    "datePublished": "2026-06-01T07:47:54.875Z",
    "dateReserved": "2026-05-13T13:10:26.492Z",
    "dateUpdated": "2026-06-01T13:05:45.399Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

Loading timeline…

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted