{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "fixed": "01829bd09b692c720aad30c952758a20630573d4"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "01829bd09b692c720aad30c952758a20630573d4"
            }
          ],
          "repo": "https://github.com/LMFDB/lmfdb",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-6jw3-pmcx-2xww"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-1336"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123198.json"
  },
  "details": "LMFDB before commit 01829bd contains a server-side template injection vulnerability in the render_knowl function that allows unauthenticated attackers to inject Jinja expressions via request parameters. Attackers can supply crafted query-string values or 'content' data to /knowledge/render/\u003cID\u003e to reach Python builtins and execute operating system commands as the web application account.",
  "id": "CVE-2026-123198",
  "modified": "2026-11-05T21:15:35.386408248Z",
  "published": "2026-11-05T18:16:35.730Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123198.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/LMFDB/lmfdb"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/LMFDB/lmfdb/blob/c6e5bac205aa12de9edf584a06328fefa81de0de/lmfdb/knowledge/main.py#L747"
    },
    {
      "type": "FIX",
      "url": "https://github.com/LMFDB/lmfdb/commit/01829bd09b692c720aad30c952758a20630573d4"
    },
    {
      "type": "FIX",
      "url": "https://github.com/LMFDB/lmfdb/pull/7231"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/LMFDB/lmfdb/security/advisories/GHSA-6jw3-pmcx-2xww"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123198"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/lmfdb-before-commit-01829bd-unauthenticated-server-side-template-injection-via-knowledge-render-id"
    }
  ],
  "schema_version": "1.9.2",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "LMFDB before commit 01829bd Unauthenticated Server-Side Template Injection via /knowledge/render/\u003cID\u003e"
}