{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "misp",
          "vendor": "misp",
          "versions": [
            {
              "lessThanOrEqual": "2.5.31",
              "status": "affected"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Mathis Franel"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Sami Mokaddem"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eA cross-site scripting (XSS) vulnerability exists in the web application due to improper sanitization of user-controlled input when generating URLs and embedding parameters into JavaScript contexts.\u003c/p\u003e\n\u003cp\u003eIn \u003ccode\u003eapp/View/Elements/genericElements/SideMenu/side_menu.ctp\u003c/code\u003e, the \u003ccode\u003e$id\u003c/code\u003e parameter was passed directly into a JavaScript function call without HTML escaping, allowing an attacker to inject arbitrary JavaScript code via a crafted identifier.\u003c/p\u003e\n\u003cp\u003eIn \u003ccode\u003eapp/View/Templates/ajax/template_choices.ctp\u003c/code\u003e, user-controlled values (\u003ccode\u003eTemplate.id\u003c/code\u003e, \u003ccode\u003e$id\u003c/code\u003e, and template metadata) were embedded directly into an inline \u003ccode\u003eonClick\u003c/code\u003e handler and HTML attributes without sufficient context-aware escaping, enabling XSS through crafted URLs or manipulated template data.\u003c/p\u003e\n\u003cp\u003eAn attacker able to supply or influence these parameters could craft malicious links that, when clicked by a victim, execute arbitrary JavaScript in the context of the authenticated user. This could lead to session hijacking, account takeover, or unauthorized actions within the application.\u003c/p\u003e\n\u003cp\u003eThe issue requires user interaction (e.g., clicking a crafted link) to be exploited.\u003c/p\u003e\u003cbr\u003e"
            }
          ],
          "value": "A cross-site scripting (XSS) vulnerability exists in the web application due to improper sanitization of user-controlled input when generating URLs and embedding parameters into JavaScript contexts.\n\n\nIn app/View/Elements/genericElements/SideMenu/side_menu.ctp, the $id parameter was passed directly into a JavaScript function call without HTML escaping, allowing an attacker to inject arbitrary JavaScript code via a crafted identifier.\n\n\nIn app/View/Templates/ajax/template_choices.ctp, user-controlled values (Template.id, $id, and template metadata) were embedded directly into an inline onClick handler and HTML attributes without sufficient context-aware escaping, enabling XSS through crafted URLs or manipulated template data.\n\n\nAn attacker able to supply or influence these parameters could craft malicious links that, when clicked by a victim, execute arbitrary JavaScript in the context of the authenticated user. This could lead to session hijacking, account takeover, or unauthorized actions within the application.\n\n\nThe issue requires user interaction (e.g., clicking a crafted link) to be exploited."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-18",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-18 XSS Targeting Non-Script Elements"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "ACTIVE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or \u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "orgId": "00000000-0000-4000-9000-000000000000"
      },
      "references": [
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/MISP/MISP/commit/48e0376b535ea6d26d631d8259923a29f1a6de4e"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Stored/Reflected XSS via Unsanitized Parameters in URL Generation and JavaScript Context",
      "x_gcve": [
        {
          "recordType": "advisory"
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "00000000-0000-4000-9000-000000000000",
    "datePublished": "2026-01-13T10:50:00.000Z",
    "dateUpdated": "2026-01-13T10:54:13.659223Z",
    "requesterUserId": "00000000-0000-4000-9000-000000000000",
    "serial": 1,
    "state": "PUBLISHED",
    "vulnId": "GCVE-1-2026-0003",
    "vulnerabilitylookup_history": [
      [
        "alexandre.dulaunoy@circl.lu",
        "2026-01-13T10:50:48.587127Z"
      ],
      [
        "alexandre.dulaunoy@circl.lu",
        "2026-01-13T10:54:13.659223Z"
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  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}