{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-88963",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-16T14:34:15.896457Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-16T14:39:03.737Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Tutor LMS \u2013 eLearning and online course solution",
          "vendor": "themeum",
          "versions": [
            {
              "lessThanOrEqual": "4.0.8",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Sevada797"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Tutor LMS \u2013 eLearning and online course solution plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting via the \u0027redirect_url\u0027 parameter in versions up to, and including, 4.0.8 This is due to insufficient input validation in the Topbar component\u0027s back button handler. This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute in the victim\u0027s browser whenever the victim accesses a page that includes the malicious payload."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "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": "2026-10-16T05:30:27.816Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/f39a9570-a352-45f3-8644-2de2c1c709d2?source=cve"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset?reponame=\u0026new=3700174%40tutor%2Ftags%2F4.0.9\u0026old=3690454%40tutor%2Ftags%2F4.0.8"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset/3700174/tutor/trunk/assets/js/tutor-order-details.js"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-06-10T00:00:00.000Z",
          "value": "Discovered"
        },
        {
          "lang": "en",
          "time": "2026-09-10T16:06:06.000Z",
          "value": "Vendor Notified"
        },
        {
          "lang": "en",
          "time": "2026-10-15T16:58:44.000Z",
          "value": "Disclosed"
        }
      ],
      "title": "Tutor LMS \u003c= 4.0.8 - Authenticated (Subscriber+) Reflected DOM-Based Cross-Site Scripting via \u0027redirect_url\u0027 Parameter"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2026-88963",
    "datePublished": "2026-10-16T05:30:27.816Z",
    "dateReserved": "2026-09-10T15:50:49.441Z",
    "dateUpdated": "2026-10-16T14:39:03.737Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"shortName\": \"Wordfence\", \"dateUpdated\": \"2026-10-16T05:30:27.816Z\"}, \"affected\": [{\"vendor\": \"themeum\", \"product\": \"Tutor LMS \\u2013 eLearning and online course solution\", \"versions\": [{\"version\": \"0\", \"status\": \"affected\", \"lessThanOrEqual\": \"4.0.8\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"The Tutor LMS \\u2013 eLearning and online course solution plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting via the \u0027redirect_url\u0027 parameter in versions up to, and including, 4.0.8 This is due to insufficient input validation in the Topbar component\u0027s back button handler. This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute in the victim\u0027s browser whenever the victim accesses a page that includes the malicious payload.\"}], \"title\": \"Tutor LMS \u003c= 4.0.8 - Authenticated (Subscriber+) Reflected DOM-Based Cross-Site Scripting via \u0027redirect_url\u0027 Parameter\", \"references\": [{\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/f39a9570-a352-45f3-8644-2de2c1c709d2?source=cve\"}, {\"url\": \"https://plugins.trac.wordpress.org/changeset?reponame=\u0026new=3700174%40tutor%2Ftags%2F4.0.9\u0026old=3690454%40tutor%2Ftags%2F4.0.8\"}, {\"url\": \"https://plugins.trac.wordpress.org/changeset/3700174/tutor/trunk/assets/js/tutor-order-details.js\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)\", \"cweId\": \"CWE-79\", \"type\": \"CWE\"}]}], \"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\", \"baseScore\": 6.1, \"baseSeverity\": \"MEDIUM\"}}], \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Sevada797\"}], \"timeline\": [{\"time\": \"2026-06-10T00:00:00.000Z\", \"lang\": \"en\", \"value\": \"Discovered\"}, {\"time\": \"2026-09-10T16:06:06.000Z\", \"lang\": \"en\", \"value\": \"Vendor Notified\"}, {\"time\": \"2026-10-15T16:58:44.000Z\", \"lang\": \"en\", \"value\": \"Disclosed\"}]}, \"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-88963\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-10-16T14:34:15.896457Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-10-16T14:34:17.031Z\"}}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-88963\", \"assignerOrgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"Wordfence\", \"dateReserved\": \"2026-09-10T15:50:49.441Z\", \"datePublished\": \"2026-10-16T05:30:27.816Z\", \"dateUpdated\": \"2026-10-16T14:39:03.737Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}