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

Vulnerability from cvelistv5 – Published: 2026-06-01 07:47 – Updated: 2026-06-01 07:50
VLAI
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.
CWE
  • CWE-79 - Improper neutralization of input during web page generation ('cross-site scripting')
Assigner
References
Impacted products
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)
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Show details on NVD website

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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
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              "description": "CWE-79 Improper neutralization of input during web page generation (\u0027cross-site scripting\u0027)",
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      "providerMetadata": {
        "dateUpdated": "2026-06-01T07:50:04.199Z",
        "orgId": "24a3c815-5f22-4d74-967a-30958d6466f4",
        "shortName": "airbus"
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          "url": "https://advisories.stormshield.eu/2026-003/"
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              "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"
            }
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          "value": "The following updates fix this vulnerability:\n\n  *  SNS 5.0.6\n  *  SNS 4.8.16\n  *  SNS 4.3.42"
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      "source": {
        "discovery": "UNKNOWN"
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    "cveId": "CVE-2026-8474",
    "datePublished": "2026-06-01T07:47:54.875Z",
    "dateReserved": "2026-05-13T13:10:26.492Z",
    "dateUpdated": "2026-06-01T07:50:04.199Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2026-8474\",\"sourceIdentifier\":\"cert@airbus.com\",\"published\":\"2026-06-01T09:16:21.163\",\"lastModified\":\"2026-06-01T09:16:21.163\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"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\":{\"cvssMetricV31\":[{\"source\":\"cert@airbus.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"cert@airbus.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://advisories.stormshield.eu/2026-003/\",\"source\":\"cert@airbus.com\"}]}}"
  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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