PYSEC-2026-1288

Vulnerability from pysec - Published: 2026-07-07 16:03 - Updated: 2026-07-07 17:23
VLAI
Details

The DataChain library reads serialized objects from environment variables (such as DATACHAIN__METASTORE and DATACHAIN__WAREHOUSE) in the loader.py module. An attacker with the ability to set these environment variables can trigger code execution when the application loads.

Impacted products
Name purl
datachain pkg:pypi/datachain

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "datachain",
        "purl": "pkg:pypi/datachain"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.34.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.10",
        "0.1.11",
        "0.1.12",
        "0.1.13",
        "0.10.0",
        "0.11.0",
        "0.11.11",
        "0.12.0",
        "0.13.0",
        "0.13.1",
        "0.14.0",
        "0.14.1",
        "0.14.2",
        "0.14.3",
        "0.14.4",
        "0.14.5",
        "0.15.0",
        "0.16.0",
        "0.16.1",
        "0.16.2",
        "0.16.3",
        "0.16.4",
        "0.16.5",
        "0.17.0",
        "0.17.1",
        "0.17.2",
        "0.18.0",
        "0.18.1",
        "0.18.10",
        "0.18.11",
        "0.18.2",
        "0.18.3",
        "0.18.4",
        "0.18.5",
        "0.18.6",
        "0.18.7",
        "0.18.8",
        "0.18.9",
        "0.19",
        "0.19.1",
        "0.19.2",
        "0.19.3",
        "0.2.0",
        "0.2.1",
        "0.2.10",
        "0.2.11",
        "0.2.12",
        "0.2.13",
        "0.2.14",
        "0.2.15",
        "0.2.16",
        "0.2.17",
        "0.2.18",
        "0.2.2",
        "0.2.3",
        "0.2.4",
        "0.2.5",
        "0.2.6",
        "0.2.7",
        "0.2.8",
        "0.2.9",
        "0.20.0",
        "0.20.1",
        "0.20.2",
        "0.20.3",
        "0.20.4",
        "0.21.0",
        "0.21.1",
        "0.22.0",
        "0.23.0",
        "0.24.0",
        "0.24.1",
        "0.24.2",
        "0.24.3",
        "0.24.4",
        "0.24.5",
        "0.24.6",
        "0.25.0",
        "0.25.1",
        "0.25.2",
        "0.26.0",
        "0.26.1",
        "0.26.2",
        "0.26.3",
        "0.26.4",
        "0.27.0",
        "0.28.0",
        "0.28.1",
        "0.28.2",
        "0.29.0",
        "0.29.1",
        "0.3.0",
        "0.3.1",
        "0.3.10",
        "0.3.11",
        "0.3.12",
        "0.3.13",
        "0.3.14",
        "0.3.15",
        "0.3.16",
        "0.3.17",
        "0.3.18",
        "0.3.19",
        "0.3.2",
        "0.3.20",
        "0.3.3",
        "0.3.4",
        "0.3.5",
        "0.3.6",
        "0.3.7",
        "0.3.8",
        "0.3.9",
        "0.30.0",
        "0.30.1",
        "0.30.2",
        "0.30.3",
        "0.30.4",
        "0.30.5",
        "0.30.6",
        "0.30.7",
        "0.31.0",
        "0.31.1",
        "0.31.2",
        "0.31.3",
        "0.31.4",
        "0.32.0",
        "0.32.1",
        "0.32.2",
        "0.32.3",
        "0.33.0",
        "0.33.1",
        "0.34.0",
        "0.34.1",
        "0.4.0",
        "0.5.0",
        "0.5.1",
        "0.6.0",
        "0.6.1",
        "0.6.10",
        "0.6.11",
        "0.6.2",
        "0.6.3",
        "0.6.4",
        "0.6.5",
        "0.6.6",
        "0.6.7",
        "0.6.8",
        "0.6.9",
        "0.7.0",
        "0.7.1",
        "0.7.10",
        "0.7.11",
        "0.7.2",
        "0.7.3",
        "0.7.4",
        "0.7.5",
        "0.7.6",
        "0.7.7",
        "0.7.8",
        "0.7.9",
        "0.8.0",
        "0.8.1",
        "0.8.10",
        "0.8.11",
        "0.8.12",
        "0.8.13",
        "0.8.2",
        "0.8.3",
        "0.8.4",
        "0.8.5",
        "0.8.6",
        "0.8.7",
        "0.8.8",
        "0.8.9",
        "0.9.0",
        "0.9.1"
      ]
    }
  ],
  "aliases": [
    "CVE-2025-61677",
    "GHSA-6px8-mr29-cj4r"
  ],
  "details": "The DataChain library reads serialized objects from environment variables (such as `DATACHAIN__METASTORE` and `DATACHAIN__WAREHOUSE`) in the `loader.py` module. An attacker with the ability to set these environment variables can trigger code execution when the application loads.",
  "id": "PYSEC-2026-1288",
  "modified": "2026-07-07T17:23:59.493997Z",
  "published": "2026-07-07T16:03:06.244367Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/iterative/datachain/security/advisories/GHSA-6px8-mr29-cj4r"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-61677"
    },
    {
      "type": "WEB",
      "url": "https://github.com/iterative/datachain/pull/1358"
    },
    {
      "type": "WEB",
      "url": "https://github.com/iterative/datachain/commit/914b95610620d50c8d9bee506ccbfa7d4d57fdc0"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/iterative/datachain"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/datachain"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-6px8-mr29-cj4r"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "DataChain Vulnerable to Deserialization of Untrusted Data from Environment Variables"
}



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Sightings

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Nomenclature

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