{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "misp",
          "vendor": "misp",
          "versions": [
            {
              "status": "affected"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Dawid Czarnecki of Zigrin Security"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Andras Iklody"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eMISP contained two reflected cross-site scripting (XSS) vulnerabilities affecting:\u003c/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ccode\u003eEventGraph\u003c/code\u003e deletion confirmation form\u003c/strong\u003e (\u003ccode\u003eeventGraph_delete_form.ctp\u003c/code\u003e)\u003c/p\u003e\n\u003c/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemplate file upload form\u003c/strong\u003e (\u003ccode\u003eupload_file.ctp\u003c/code\u003e)\u003c/p\u003e\n\u003c/li\u003e\n\u003c/ol\u003e\n\u003cp\u003eBefore commit \u003ccode\u003ebd3ef20956e680fe12b3faf529efaaaee3e412dc\u003c/code\u003e, both templates used unvalidated numeric identifiers (\u003ccode\u003e$id\u003c/code\u003e and \u003ccode\u003e$element_id\u003c/code\u003e) directly in the rendered page. An attacker could craft a malicious request with a specially crafted non-numeric value for these parameters, causing untrusted data to be reflected into the HTML or JavaScript context of the forms\u2014triggering arbitrary JavaScript execution in the browser of a logged-in user.\u003c/p\u003e\u003cbr\u003e"
            }
          ],
          "value": "MISP contained two reflected cross-site scripting (XSS) vulnerabilities affecting:\n\n\n\n  *  \nEventGraph deletion confirmation form (eventGraph_delete_form.ctp)\n\n\n\n\n  *  \nTemplate file upload form (upload_file.ctp)\n\n\n\n\n\nBefore commit bd3ef20956e680fe12b3faf529efaaaee3e412dc, both templates used unvalidated numeric identifiers ($id and $element_id) directly in the rendered page. An attacker could craft a malicious request with a specially crafted non-numeric value for these parameters, causing untrusted data to be reflected into the HTML or JavaScript context of the forms\u2014triggering arbitrary JavaScript execution in the browser of a logged-in user."
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en"
            }
          ]
        }
      ],
      "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:L/VI:N/VA:N/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "NONE",
            "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": [
        {
          "url": "https://github.com/MISP/MISP/commit/bd3ef20956e680fe12b3faf529efaaaee3e412dc"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Reflected cross-site scripting (XSS) vulnerabilities in EventGraph and Template Upload",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "00000000-0000-4000-9000-000000000000",
    "datePublished": "2025-11-27T12:41:00.000Z",
    "dateUpdated": "2025-11-27T12:48:51.085860Z",
    "requesterUserId": "00000000-0000-4000-9000-000000000000",
    "serial": 1,
    "state": "PUBLISHED",
    "vulnId": "GCVE-1-2025-0029",
    "vulnerabilitylookup_history": [
      [
        "alexandre.dulaunoy@circl.lu",
        "2025-11-27T12:41:37.265185Z"
      ],
      [
        "alexandre.dulaunoy@circl.lu",
        "2025-11-27T12:42:20.272359Z"
      ],
      [
        "alexandre.dulaunoy@circl.lu",
        "2025-11-27T12:48:51.085860Z"
      ]
    ]
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}