Insufficient file checks in m1k1o/blog

{
  "id": "220944035d5d1c2c5acb9e3a34c604dfa120e8da13d1c0b1d7edff71f9a6e057",
  "url": "https://osv.dev/vulnerability/CVE-2022-23626",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Insufficient file checks in m1k1o/blog",
    "summary": "m1k1o/blog is a lightweight self-hosted facebook-styled PHP blog. Errors from functions `imagecreatefrom*` and `image*` have not been checked properly. Although PHP issued warnings and the upload function returned `false`, the original file (that could contain a malicious payload) was kept on the disk. Users are advised to upgrade as soon as possible. There are no known workarounds for this issue.",
    "evidence": "osv:CVE-2022-23626",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2022-23626",
      "aliases": [
        "CVE-2022-23626",
        "GHSA-wmqj-5v54-24x4"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/m1k1o/blog",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6f5e59f1401c4a3cf2e518aa85b231ea14e8a2ef"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "6f5e59f1401c4a3cf2e518aa85b231ea14e8a2ef"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "cpe": "cpe:2.3:a:blog_project:blog:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.3",
            "v1.2",
            "1.18",
            "v1.1",
            "v1.05",
            "1.041",
            "1.04",
            "v1.02",
            "v1.03",
            "v1.01",
            "v1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-23626.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.315972398Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23626.json",
        "https://github.com/m1k1o/blog/security/advisories/GHSA-wmqj-5v54-24x4",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-23626",
        "https://github.com/m1k1o/blog/commit/6f5e59f1401c4a3cf2e518aa85b231ea14e8a2ef"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-20"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23626.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-23626",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 517371,
  "published_at": "2022-02-08T22:00:12+00:00"
}