Security advisory

{
  "id": "706bc4c200e8b998125dca74d924955e96d2bb962f202f1a98d259359be5e584",
  "url": "https://osv.dev/vulnerability/CVE-2021-35342",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-35342",
    "summary": "The useradm service 1.14.0 (in Northern.tech Mender Enterprise 2.7.x before 2.7.1) and 1.13.0 (in Northern.tech Mender Enterprise 2.6.x before 2.6.1) allows users to access the system with their JWT token after logout, because of missing invalidation (if the JWT verification cache is enabled).",
    "evidence": "osv:CVE-2021-35342",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-35342",
      "aliases": [
        "CVE-2021-35342"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mendersoftware/useradm",
              "type": "GIT",
              "events": [
                {
                  "introduced": "54d0194f1832054f854b25172d740ac51ce541da"
                },
                {
                  "last_affected": "b5c0c65a995019df0a8a3201d8d478076d9bb86b"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:northern.tech:useradm:1.14.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.14.0"
                      },
                      {
                        "last_affected": "1.14.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:northern.tech:useradm:1.13.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.13.0"
                      },
                      {
                        "last_affected": "1.13.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.13.0",
            "1.14.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-35342.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:37.709059927Z",
      "provider": "osv",
      "references": [
        "https://mender.io/blog/cve-2021-35342-useradm-logout-vulnerabililty",
        "https://northern.tech/our-products"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-35342",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 434288,
  "published_at": "2021-08-27T10:15:07.793+00:00"
}