Security advisory

{
  "id": "b96b6a16e30681d08e8e61c0d8459cff7f581d419bdbb5e707701cf8167107e2",
  "url": "https://osv.dev/vulnerability/CVE-2021-3797",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-3797",
    "summary": "hestiacp is vulnerable to Use of Wrong Operator in String Comparison",
    "evidence": "osv:CVE-2021-3797",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-3797",
      "aliases": [
        "CVE-2021-3797"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hestiacp/hestiacp",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "ec9874ef3f2bb356859721df8a6eb5a3b39f7216"
                },
                {
                  "fixed": "fc68baff4f94b59e38316f886d0ce47d337042f7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hestiacp:control_panel:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.4.12"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "fc68baff4f94b59e38316f886d0ce47d337042f7"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.4.12",
            "1.4.11",
            "1.4.10",
            "1.4.9",
            "1.4.8",
            "1.4.7",
            "1.4.6",
            "1.4.5",
            "1.4.4",
            "1.4.3",
            "1.4.2",
            "1.4.1",
            "1.4.0",
            "1.2.0",
            "1.0.1",
            "1.00.0-190618",
            "0.9.8-28"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3797.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:50.578758122Z",
      "provider": "osv",
      "references": [
        "https://github.com/hestiacp/hestiacp/commit/fc68baff4f94b59e38316f886d0ce47d337042f7",
        "https://huntr.dev/bounties/c24fb15c-3c84-45c8-af04-a660f8da388f"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-3797",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386253,
  "published_at": "2021-09-15T13:15:08.297+00:00"
}