Security advisory

{
  "id": "e35b68e8ad062bc252b4674c86e539b8148bd3acda491c32c52bd1cd997ef9f2",
  "url": "https://osv.dev/vulnerability/CVE-2026-31016",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-31016",
    "summary": "Cross Site Request Forgery vulnerability in Squidex.io Squidex CMS v.7.21.0 and before allows a remote attacker to escalate privileges via the IdentityServer account profile endpoint",
    "evidence": "osv:CVE-2026-31016",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-31016",
      "aliases": [
        "CVE-2026-31016"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/squidex/squidex",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "69d1d1ac849e9b938c5b15304c36ea57ecc6c7ac"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "7.21.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "7.21.0",
            "7.20.0",
            "7.19.0",
            "7.17.0",
            "7.16.0",
            "7.14.0",
            "7.15.0",
            "17.4.0",
            "7.13.0",
            "7.12.0",
            "7.11.0",
            "7.10.0",
            "7.9.0",
            "7.8.2",
            "7.8.1",
            "7.8.0",
            "7.7.0",
            "7.6.1",
            "7.6.0",
            "7.5.0",
            "7.4.0",
            "7.3.0",
            "7.2.0",
            "7.1.0",
            "7.0.3",
            "7.0.2",
            "7.0.1",
            "7.0.0",
            "7.0.0-rc3",
            "7.0.0-rc2",
            "7.0.0-rc1",
            "6.8.0",
            "6.7.0",
            "6.5.0",
            "6.4.0",
            "6.3.0",
            "6.2.0",
            "6.1.0",
            "6.0.1",
            "6.0.0",
            "5.9.0",
            "5.8.2",
            "5.8.1",
            "5.8.0",
            "5.7.0",
            "5.6.0",
            "5.5.0",
            "5.4.0",
            "5.3.0",
            "5.2.1",
            "5.2.0",
            "5.1.1",
            "5.1.0",
            "5.0.0",
            "5.0.0-beta2",
            "5.0.0-beta1",
            "4.5.0",
            "4.4.0",
            "4.4.0-rc",
            "4.3.0",
            "4.2.0",
            "4.2.0-beta2",
            "4.2.0-beta1",
            "4.1.2",
            "4.1.1",
            "4.1.0",
            "4.1.0-rc",
            "4.1.0-beta1",
            "4.0.3",
            "4.0.2",
            "4.0.1",
            "4.0.0",
            "4.0.0-beta1",
            "3.5.0",
            "3.4.0",
            "3.3.0",
            "3.2.1",
            "3.2.0",
            "3.1.0",
            "3.0.0",
            "v2.2.0",
            "v2.1.0",
            "v2.0.5",
            "v2.0.4",
            "v2.0.3",
            "v2.0.2",
            "v2.0.1",
            "v2.0",
            "v1.16.0",
            "v1.15.0",
            "v1.14.0",
            "v1.13.0",
            "v1.12.0",
            "v1.11.0",
            "v1.10.0",
            "v1.9.0",
            "v1.8.0",
            "v1.7.0",
            "v1.6.3",
            "v1.6.2",
            "v1.6.1",
            "v1.6.0",
            "v1.4.1",
            "v1.4.0",
            "v1.3.1",
            "v1.3.0",
            "v1.2.0",
            "v1.1.7",
            "v1.1.6",
            "v1.1.5",
            "v1.1.4",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.1",
            "v1.0",
            "v1.0-beta3",
            "v1.0-beta2",
            "v1.0-beta1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-31016.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:26.012240841Z",
      "provider": "osv",
      "references": [
        "https://lgnas.gitbook.io/findings/cve-2026-31016",
        "https://lgnas.gitbook.io/hello/silly-findings/squidex-cms-csrf",
        "https://www.youtube.com/watch?v=62ay_jrwUcI",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31016.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-31016",
        "https://github.com/Squidex/squidex"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31016.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-31016",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 492629,
  "published_at": "2026-06-29T00:00:00+00:00"
}