{
  "schemaVersion": 1,
  "attribution": [
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      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
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    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
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    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2023-39418",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-39418",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2023-08-11T12:19:15.819Z",
    "updatedAt": "2025-11-21T07:05:52.288Z",
    "importedAt": "2026-10-24T01:56:58.683Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Postgresql: merge fails to enforce update or select row security policies",
      "summary": "A vulnerability was found in PostgreSQL with the use of the MERGE command, which fails to test new rows against row security policies defined for UPDATE and SELECT. If UPDATE and SELECT policies forbid some rows that INSERT policies do not forbid, a user could store such rows.",
      "affected": [
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          "defaultStatus": "affected",
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              "version": "9020020231115020618.rhel9",
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          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux 6",
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          "product": "Red Hat Enterprise Linux 8",
          "packageName": "postgresql:10/postgresql",
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          "packageName": "rh-postgresql10-postgresql",
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          "defaultStatus": "unaffected",
          "versions": []
        },
        {
          "vendor": "Red Hat",
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          "packageName": "rh-postgresql12-postgresql",
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          "defaultStatus": "unaffected",
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        },
        {
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          "defaultStatus": "unaffected",
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      ]
    }
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}