{
  "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-2026-21571",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-21571",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-04-21T17:00:05.524Z",
    "updatedAt": "2026-04-23T03:56:05.653Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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": null,
      "summary": "This Critical severity OS Command Injection vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0,\r\n11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center.\r\n \r\nThis RCE (Remote Code Execution) vulnerability, with a CVSS Score of 9.4 and a CVSS Vector of\r\nCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H allows an authenticated attacker to execute commands\r\non the remote system, which has high impact to confidentiality, high impact to integrity, high impact to availability,\r\nand requires no user interaction.\r\n \r\nAtlassian recommends that Bamboo Data Center customers upgrade to latest version, if you are unable to do so, upgrade\r\nyour instance to one of the specified supported fixed versions:\r\n Bamboo Data Center 9.6.0: Upgrade to a release greater than or equal to 9.6.25\r\n Bamboo Data Center 10.2: Upgrade to a release greater than or equal to 10.2.18 \r\n Bamboo Data Center 12.1: Upgrade to a release greater than or equal to 12.1.6\r\n\r\nSee the release notes ([https://confluence.atlassian.com/bambooreleases/bamboo-release-notes-1189793869.html]). You can download the latest version of Bamboo Data Center from the download center ([https://www.atlassian.com/software/bamboo/download-archives]).",
      "affected": [
        {
          "vendor": "Atlassian",
          "product": "Bamboo Data Center",
          "versions": [
            {
              "version": "12.1.0 to 12.1.3",
              "status": "affected"
            },
            {
              "version": "12.0.0 to 12.0.2",
              "status": "affected"
            },
            {
              "version": "11.0.0 to 11.0.8",
              "status": "affected"
            },
            {
              "version": "10.2.0 to 10.2.16",
              "status": "affected"
            },
            {
              "version": "10.1.0 to 10.1.1",
              "status": "affected"
            },
            {
              "version": "10.0.0 to 10.0.3",
              "status": "affected"
            },
            {
              "version": "9.6.2 to 9.6.24",
              "status": "affected"
            },
            {
              "version": "12.1.6",
              "status": "unaffected"
            },
            {
              "version": "10.2.18",
              "status": "unaffected"
            },
            {
              "version": "9.6.25",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  }
}