{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "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-2026-9358",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-9358",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-24T05:30:09.671Z",
    "updatedAt": "2026-06-15T07:21:46.097Z",
    "importedAt": "2026-10-24T01:58:41.756Z",
    "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": "postcss-selector-parser AST Serialization container.js toString recursion",
      "summary": "A vulnerability was determined in postcss-selector-parser up to 6.1.2/7.1.2. Affected is the function toString of the file src/selectors/container.js of the component AST Serialization. Executing a manipulation can lead to uncontrolled recursion. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 6.1.3 and 7.1.3 is able to address this issue. This patch is called 5bc698cef66f8abd12610dc623e5d67cbc0f869d. It is suggested to upgrade the affected component. The vendor explains, that according to his definition \"DoS on server-side on user-generated CSS is low risk for us (since most users compile own CSS with PostCSS).\" The commits were backported to 6.x branch, which was the most downloaded version.",
      "affected": [
        {
          "vendor": "n/a",
          "product": "postcss-selector-parser",
          "versions": [
            {
              "version": "6.1.0",
              "status": "affected"
            },
            {
              "version": "6.1.1",
              "status": "affected"
            },
            {
              "version": "6.1.2",
              "status": "affected"
            },
            {
              "version": "7.1.0",
              "status": "affected"
            },
            {
              "version": "7.1.1",
              "status": "affected"
            },
            {
              "version": "7.1.2",
              "status": "affected"
            },
            {
              "version": "6.1.3",
              "status": "unaffected"
            },
            {
              "version": "7.1.3",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  }
}