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GHSA-27JP-WM6Q-GP25

Vulnerability from github – Published: 2026-02-13 16:16 – Updated: 2026-02-13 16:16
VLAI
Summary
sqlparse: formatting list of tuples leads to denial of service
Details

Summary

The below gist hangs while attempting to format a long list of tuples.

This was found while drafting a regression test for Dja ngo 5.2's composite primary key feature, which allows querying composite fields with tuples.

Severity
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 0.5.3"
      },
      "package": {
        "ecosystem": "PyPI",
        "name": "sqlparse"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.5.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-02-13T16:16:11Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "### Summary\nThe below gist hangs while attempting to format a long list of tuples.\n\nThis was found while [drafting a regression test for Dja\nngo 5.2\u0027s composite primary key feature](https://code.djangoproject.com/ticket/36416#comment:3), which allows querying composite fields with tuples.\n\n###",
  "id": "GHSA-27jp-wm6q-gp25",
  "modified": "2026-02-13T16:16:11Z",
  "published": "2026-02-13T16:16:11Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-27jp-wm6q-gp25"
    },
    {
      "type": "WEB",
      "url": "https://github.com/andialbrecht/sqlparse/commit/40ed3aa958657fa4a82055927fa9de70ab903360"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/andialbrecht/sqlparse"
    },
    {
      "type": "WEB",
      "url": "https://github.com/andialbrecht/sqlparse/releases/tag/0.5.4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "sqlparse: formatting list of tuples leads to denial of service"
}



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