{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:uptime_kuma_project:uptime_kuma:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.19.6"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "2b57b3e863954c9d9cf7911b76f600bb8de4c41b"
            }
          ],
          "repo": "https://github.com/louislam/uptime-kuma",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mitre",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26777.json"
  },
  "details": "Cross Site Scripting vulnerability found in : louislam Uptime Kuma v.1.19.6 and before allows a remote attacker to execute arbitrary commands via the description, title, footer, and incident creation parameter of the status_page.js endpoint.",
  "id": "CVE-2023-26777",
  "modified": "2026-08-12T03:51:09.799930996Z",
  "published": "2023-04-04T00:00:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/171699/Uptime-Kuma-1.19.6-Cross-Site-Scripting.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26777.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-26777"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/louislam/uptime-kuma/issues/2186"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}