{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "c0f3cf142"
                  },
                  {
                    "fixed": "08c3f93d"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          "events": [
            {
              "introduced": "c0f3cf142"
            },
            {
              "fixed": "08c3f93d"
            }
          ],
          "repo": "https://github.com/thinkst/canarytokens",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-55jf-cqr9-r7p4"
  ],
  "database_specific": {
    "cna_assigner": "ThinkstAppliedResearch",
    "cwe_ids": [
      "CWE-74"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11859.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "range": [
              {
                "introduced": "sha-c0f3cf142"
              },
              {
                "fixed": "sha-08c3f93d"
              }
            ],
            "source": "AFFECTED_FIELD",
            "strategy": "StandardRange"
          }
        ]
      }
    ]
  },
  "details": "An HTML injection vulnerability in the \"fetch links\" email sent by Thinkst Applied Research Canarytokens, enabling Interface Manipulation, Cross-Site Scripting (XSS) in emails clients that render HTML emails.\n\n\nThis issue affects Canarytokens: from Docker tag sha-c0f3cf142 before sha-08c3f93d, from Git commit c0f3cf142 before 08c3f93d.",
  "id": "CVE-2026-11859",
  "modified": "2026-10-28T02:30:20.918482437Z",
  "published": "2026-06-10T11:35:14.974Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11859.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/thinkst/canarytokens/security/advisories/GHSA-55jf-cqr9-r7p4"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-11859"
    }
  ],
  "schema_version": "1.9.2",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:P/AU:N/RE:L/U:Green",
      "type": "CVSS_V4"
    }
  ],
  "summary": "HTML injection in the Canarytoken links email"
}