Security advisory

{
  "id": "f969782f656acbef5dca9ee12267335e64c23a7f86cf86afe8e30a577c976c00",
  "url": "https://osv.dev/vulnerability/CVE-2020-5497",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-5497",
    "summary": "The OpenID Connect reference implementation for MITREid Connect through 1.3.3 allows XSS due to userInfoJson being included in the page unsanitized. This is related to header.tag. The issue can be exploited to execute arbitrary JavaScript.",
    "evidence": "osv:CVE-2020-5497",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-5497",
      "aliases": [
        "CVE-2020-5497",
        "GHSA-c2h6-7gm8-cv4w"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mitreid-connect/openid-connect-java-spring-server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "73459f0348135013952146196d94e0d065f62739"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mitreid:connect:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.3.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "mitreid-connect-1.3.3",
            "mitreid-connect-1.3.2",
            "mitreid-connect-1.3.1",
            "mitreid-connect-1.3.0",
            "mitreid-connect-1.3.0-RC2",
            "mitreid-connect-1.3.0-RC1",
            "mitreid-connect-1.2.6",
            "mitreid-connect-1.2.5",
            "mitreid-connect-1.2.4",
            "mitreid-connect-1.2.3",
            "mitreid-connect-1.2.2",
            "mitreid-connect-1.2.1",
            "mitreid-connect-1.2.0",
            "mitreid-connect-1.2.0-RC2",
            "mitreid-connect-1.2.0-RC1",
            "mitreid-connect-1.1.9",
            "mitreid-connect-1.1.8",
            "mitreid-connect-1.1.7",
            "mitreid-connect-1.1.6",
            "mitreid-connect-1.1.5",
            "mitreid-connect-1.1.4",
            "mitreid-connect-1.1.3",
            "mitreid-connect-1.1.2",
            "mitreid-connect-1.1.1",
            "mitreid-connect-1.1.0",
            "iss294-0.9",
            "iss294-start",
            "M2-pre-data-model-changes",
            "M-3",
            "M-2",
            "M-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-5497.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:23.189128173Z",
      "provider": "osv",
      "references": [
        "https://github.com/mitreid-connect/OpenID-Connect-Java-Spring-Server/issues/1521",
        "https://www.securitymetrics.com/blog/MITREid-Connect-cross-site-scripting-CVE-2020-5497"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-5497",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385256,
  "published_at": "2020-01-04T03:15:10.63+00:00"
}