Idno: Remote Code Execution via Chained Import File Write and Template Path Traversal

{
  "id": "2c3c11a2cb77e536cfab4f8545b4248e1dcd017a66cb26732e65ada4211a12fc",
  "url": "https://osv.dev/vulnerability/CVE-2026-28507",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Idno: Remote Code Execution via Chained Import File Write and Template Path Traversal",
    "summary": "Idno is a social publishing platform. Prior to version 1.6.4, there is a remote code execution vulnerability via chained import file write and template path traversal. This issue has been patched in version 1.6.4.",
    "evidence": "osv:CVE-2026-28507",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-28507",
      "aliases": [
        "CVE-2026-28507",
        "GHSA-37j7-56xc-c468"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/idno/idno",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "f9c8cca6ffa252b7816609aef4701e0767313900"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.6.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "f9c8cca6ffa252b7816609aef4701e0767313900"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "1.6.4"
                  },
                  {
                    "cpe": "cpe:2.3:a:withknown:known:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.6.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.6.3",
            "1.6.2",
            "1.2.2",
            "1.0.0",
            "1.0.0-rc.3",
            "1.0.0-rc.1",
            "v0.9.9",
            "v0.9.2",
            "v0.9.1",
            "v0.9.0.4",
            "v0.9.0.3",
            "v0.9.0.1",
            "v0.9",
            "v0.9.0.2",
            "v0.8.5",
            "v0.8.4",
            "v0.8.3.1",
            "v0.8.3",
            "v0.8.2",
            "v0.8.1",
            "v0.8",
            "v0.7.5",
            "v0.7.1",
            "v0.7",
            "v0.6.5",
            "v0.6"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-28507.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.130708910Z",
      "provider": "osv",
      "references": [
        "https://github.com/idno/idno/releases/tag/1.6.4",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28507.json",
        "https://github.com/idno/idno/security/advisories/GHSA-37j7-56xc-c468",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-28507"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-78"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28507.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-28507",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 490519,
  "published_at": "2026-03-06T04:12:43.557+00:00"
}