Trudesk through 1.2.11 Unrestricted File Upload via /settings/general/uploadlogo

{
  "id": "fb13a982ba5ae3055c8c0fece6cf9f94622c7f49140a48906c386436f638b6a9",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-114398",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Trudesk through 1.2.11 Unrestricted File Upload via /settings/general/uploadlogo",
    "summary": "Trudesk through 1.2.11 contains an unrestricted file upload vulnerability that allows any authenticated user to place HTML or SVG files in the public webroot via the uploadlogo, uploadpagelogo and uploadfavicon endpoints. Attackers can spoof an image MIME type to upload script-bearing files served unauthenticated from /assets/, enabling stored cross-site scripting and replacement of instance branding.",
    "evidence": "cve:CVE-2026-114398",
    "products": [
      {
        "name": {
          "value": "trudesk",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-114398",
      "aliases": [
        "CVE-2026-114398"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 5.1,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N",
            "userInteraction": "PASSIVE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "LOW",
            "subIntegrityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "LOW",
            "vulnConfidentialityImpact": "NONE"
          }
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "CHANGED",
            "version": "3.1",
            "baseScore": 5.4,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "integrityImpact": "LOW",
            "userInteraction": "REQUIRED",
            "attackComplexity": "LOW",
            "availabilityImpact": "NONE",
            "privilegesRequired": "LOW",
            "confidentialityImpact": "LOW"
          }
        }
      ],
      "affected": [
        {
          "repo": "https://github.com/polonel/trudesk",
          "vendor": "polonel",
          "product": "trudesk",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "semver",
              "lessThanOrEqual": "1.2.11"
            }
          ],
          "packageURL": "pkg:github/polonel/trudesk",
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-28T16:27:59.714Z",
      "provider": "cve",
      "references": [
        "https://hackmd.io/@leediay/multiple-vuln-trudesk-1211",
        "https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/main.js#L612-L837",
        "https://github.com/polonel/trudesk/blob/v1.2.11/src/routes/index.js#L293-L295",
        "https://github.com/polonel/trudesk",
        "https://www.vulncheck.com/advisories/trudesk-through-1.2.11-unrestricted-file-upload-via-settings-general-uploadlogo"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-114398",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-28T16:27:14.096584Z"
                  }
                }
              }
            ],
            "references": [
              {
                "url": "https://hackmd.io/@leediay/multiple-vuln-trudesk-1211",
                "tags": [
                  "exploit"
                ]
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-28T16:27:59.714Z"
            }
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        ],
        "cna": {
          "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
          "shortName": "VulnCheck",
          "dateUpdated": "2026-10-21T12:39:52.147Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-114398",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 460290,
  "published_at": "2026-10-21T12:39:52.147+00:00"
}