{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "chamilo-lms",
          "vendor": "chamilo",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 1.11.38"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.0.0-alpha.1, \u003c 2.0.0-RC.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an Insecure Direct Object Reference (IDOR) vulnerability in the Learning Path progress saving endpoint. The file lp_ajax_save_item.php accepts a uid (user ID) parameter directly from $_REQUEST and uses it to load and modify another user\u0027s Learning Path progress \u2014 including score, status, completion, and time \u2014 without verifying that the requesting user matches the target user ID. Any authenticated user enrolled in a course can overwrite another user\u0027s Learning Path progress by simply changing the uid parameter in the request. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "CWE-639: Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-10T18:15:49.964Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-3rv7-9fhx-j654",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-3rv7-9fhx-j654"
        },
        {
          "name": "https://github.com/chamilo/chamilo-lms/commit/6331d051b4468deb5830c01d1e047c5e5cf2c74f",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/chamilo/chamilo-lms/commit/6331d051b4468deb5830c01d1e047c5e5cf2c74f"
        },
        {
          "name": "https://github.com/chamilo/chamilo-lms/commit/bf3f6c6949b5c882b48a9914baa19910417e4551",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/chamilo/chamilo-lms/commit/bf3f6c6949b5c882b48a9914baa19910417e4551"
        }
      ],
      "source": {
        "advisory": "GHSA-3rv7-9fhx-j654",
        "discovery": "UNKNOWN"
      },
      "title": "Chamilo LMS has an Insecure Direct Object Reference (IDOR)"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-33702",
    "datePublished": "2026-04-10T18:15:49.964Z",
    "dateReserved": "2026-03-23T17:06:05.746Z",
    "dateUpdated": "2026-04-10T18:15:49.964Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-33702\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-04-10T19:16:23.177\",\"lastModified\":\"2026-04-10T19:16:23.177\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an Insecure Direct Object Reference (IDOR) vulnerability in the Learning Path progress saving endpoint. The file lp_ajax_save_item.php accepts a uid (user ID) parameter directly from $_REQUEST and uses it to load and modify another user\u0027s Learning Path progress \u2014 including score, status, completion, and time \u2014 without verifying that the requesting user matches the target user ID. Any authenticated user enrolled in a course can overwrite another user\u0027s Learning Path progress by simply changing the uid parameter in the request. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.8,\"impactScore\":4.2}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-639\"}]}],\"references\":[{\"url\":\"https://github.com/chamilo/chamilo-lms/commit/6331d051b4468deb5830c01d1e047c5e5cf2c74f\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/chamilo/chamilo-lms/commit/bf3f6c6949b5c882b48a9914baa19910417e4551\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-3rv7-9fhx-j654\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}