CERTFR-2026-AVI-1264
Vulnerability from certfr_avis

Unevulnérabilité a été découverte dans les produits Atlassian. Elle permet à un attaquant de provoquer une atteinte à la confidentialité des données.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products
Vendor Product Description
Atlassian N/A Crucible versions antérieures à 4.9.15
Atlassian N/A Bamboo Data Center versions 12.1.x antérieures à 12.1.12
Atlassian Jira Jira Software Data Center versions 11.3.x antérieures à 11.3.12
Atlassian Jira Jira Software Data Center versions 10.3.x antérieures à 10.3.26
Atlassian N/A Crowd Data Center versions 7.2.x antérieures à 7.2.4
Atlassian Confluence Confluence Data Center versions 10.2.x antérieures à 10.2.19
Atlassian N/A Crowd Data Center versions 7.0x antérieures à 7.0.3
Atlassian N/A Bamboo Data Center versions antérieures à 10.2.24
Atlassian N/A Bitbucket Data Center versions 10.2.x antérieures à 10.2.8
Atlassian Jira Jira Software Data Center versions antérieures à 9.12.40
Atlassian N/A Crowd Data Center versions antérieures à 6.3.7
Atlassian Confluence Confluence Data Center versions antérieures à 9.2.26
Atlassian N/A Crowd Data Center versions 7.1.x antérieures à 7.1.7
Atlassian N/A Fisheye versions antérieures à 4.9.15
Atlassian N/A Bitbucket Data Center versions antérieures à 9.4.26
Atlassian N/A Bitbucket Data Center versions 10.5.x antérieures à 10.5.1

Show details on source website


{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Crucible versions ant\u00e9rieures \u00e0 4.9.15",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Bamboo Data Center versions 12.1.x ant\u00e9rieures \u00e0 12.1.12",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Jira Software Data Center versions 11.3.x ant\u00e9rieures \u00e0 11.3.12",
      "product": {
        "name": "Jira",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Jira Software Data Center versions 10.3.x ant\u00e9rieures \u00e0 10.3.26",
      "product": {
        "name": "Jira",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Crowd Data Center versions 7.2.x ant\u00e9rieures \u00e0 7.2.4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Confluence Data Center versions 10.2.x ant\u00e9rieures \u00e0 10.2.19",
      "product": {
        "name": "Confluence",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Crowd Data Center versions 7.0x ant\u00e9rieures \u00e0 7.0.3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Bamboo Data Center versions ant\u00e9rieures \u00e0 10.2.24",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Bitbucket Data Center versions 10.2.x ant\u00e9rieures \u00e0 10.2.8",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Jira Software Data Center versions ant\u00e9rieures \u00e0 9.12.40",
      "product": {
        "name": "Jira",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Crowd Data Center versions ant\u00e9rieures \u00e0 6.3.7",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Confluence Data Center versions ant\u00e9rieures \u00e0 9.2.26",
      "product": {
        "name": "Confluence",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Crowd Data Center versions 7.1.x ant\u00e9rieures \u00e0 7.1.7",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Fisheye versions ant\u00e9rieures \u00e0 4.9.15",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Bitbucket Data Center versions ant\u00e9rieures \u00e0 9.4.26",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    },
    {
      "description": "Bitbucket Data Center versions 10.5.x ant\u00e9rieures \u00e0 10.5.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Atlassian",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-21589",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-21589"
    }
  ],
  "initial_release_date": "2026-10-06T00:00:00",
  "last_revision_date": "2026-10-07T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1264",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-10-06T00:00:00.000000"
    },
    {
      "description": "La vuln\u00e9rabilit\u00e9 CVE-2026-21589 est la seule \u00e0 faire l\u0027objet de l\u0027avis \u00e9diteur.",
      "revision_date": "2026-10-07T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "Unevuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans les produits Atlassian. Elle permet \u00e0 un attaquant de provoquer une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
  "title": "Vuln\u00e9rabilit\u00e9 dans les produits Atlassian",
  "vendor_advisories": [
    {
      "published_at": "2026-10-05",
      "title": "Bulletin de s\u00e9curit\u00e9 Atlassian cve-2026-21589-arbitrary-file-access-vulnerability-impacts-multiple-products-1870495748",
      "url": "https://confluence.atlassian.com/security/cve-2026-21589-arbitrary-file-access-vulnerability-impacts-multiple-products-1870495748.html"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


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