{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.0.35"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "a01c58d5dd7960db557b849817c0ab83ab111ef1"
            }
          ],
          "repo": "https://github.com/mmaitre314/picklescan",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-9726-w42j-3qjr"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-22"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53872.json"
  },
  "details": "picklescan before 0.0.35 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to read arbitrary server files by chaining io.FileIO and urllib.request.urlopen. Attackers can bypass RCE-focused blocklists to exfiltrate sensitive data like /etc/passwd to external servers.",
  "id": "CVE-2026-53872",
  "modified": "2026-07-08T05:36:29.372260438Z",
  "published": "2026-06-17T15:05:02.203Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53872.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9726-w42j-3qjr"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53872"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/picklescan-arbitrary-file-read-via-unsafe-pickle-deserialization"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "picklescan - Arbitrary File Read via Unsafe Pickle Deserialization"
}