{
  "document" : {
    "aggregate_severity" : {
      "text" : "hoch"
    },
    "category" : "csaf_base",
    "csaf_version" : "2.0",
    "distribution" : {
      "tlp" : {
        "label" : "WHITE",
        "url" : "https://www.first.org/tlp/"
      }
    },
    "lang" : "de-DE",
    "notes" : [ {
      "category" : "legal_disclaimer",
      "text" : "Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen."
    }, {
      "category" : "description",
      "text" : "MediaWiki ist ein freies Wiki, das ursprünglich für den Einsatz auf Wikipedia entwickelt wurde.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen in MediaWiki ausnutzen, um Informationen offenzulegen, um einen Denial of Service Angriff durchzuführen, und um Sicherheitsvorkehrungen zu umgehen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- UNIX\n- Windows",
      "title" : "Betroffene Betriebssysteme"
    } ],
    "publisher" : {
      "category" : "other",
      "contact_details" : "csaf-provider@cert-bund.de",
      "name" : "Bundesamt für Sicherheit in der Informationstechnik",
      "namespace" : "https://www.bsi.bund.de"
    },
    "references" : [ {
      "category" : "self",
      "summary" : "WID-SEC-W-2026-0946 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0946.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0946 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0946"
    }, {
      "category" : "external",
      "summary" : "Security and maintenance release vom 2026-03-31",
      "url" : "https://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/DIBLSBHISKX6NFRUFNOGZRVW42E7R2QP/"
    } ],
    "source_lang" : "en-US",
    "title" : "MediaWiki: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-03-31T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-04-01T10:44:46.461+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-0946",
      "initial_release_date" : "2026-03-31T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-31T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<1.43.7",
          "product" : {
            "name" : "Open Source MediaWiki <1.43.7",
            "product_id" : "T052347"
          }
        }, {
          "category" : "product_version",
          "name" : "1.43.7",
          "product" : {
            "name" : "Open Source MediaWiki 1.43.7",
            "product_id" : "T052347-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:mediawiki:mediawiki:1.43.7"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<1.44.4",
          "product" : {
            "name" : "Open Source MediaWiki <1.44.4",
            "product_id" : "T052348"
          }
        }, {
          "category" : "product_version",
          "name" : "1.44.4",
          "product" : {
            "name" : "Open Source MediaWiki 1.44.4",
            "product_id" : "T052348-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:mediawiki:mediawiki:1.44.4"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<1.45.2",
          "product" : {
            "name" : "Open Source MediaWiki <1.45.2",
            "product_id" : "T052349"
          }
        }, {
          "category" : "product_version",
          "name" : "1.45.2",
          "product" : {
            "name" : "Open Source MediaWiki 1.45.2",
            "product_id" : "T052349-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:mediawiki:mediawiki:1.45.2"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "MediaWiki"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-34086",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34086"
  }, {
    "cve" : "CVE-2026-34087",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34087"
  }, {
    "cve" : "CVE-2026-34088",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34088"
  }, {
    "cve" : "CVE-2026-34089",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34089"
  }, {
    "cve" : "CVE-2026-34090",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34090"
  }, {
    "cve" : "CVE-2026-34091",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34091"
  }, {
    "cve" : "CVE-2026-34092",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34092"
  }, {
    "cve" : "CVE-2026-34093",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34093"
  }, {
    "cve" : "CVE-2026-34094",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34094"
  }, {
    "cve" : "CVE-2026-34095",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-34095"
  }, {
    "cve" : "CVE-2026-5266",
    "product_status" : {
      "known_affected" : [ "T052348", "T052349", "T052347" ]
    },
    "release_date" : "2026-03-31T22:00:00.000+00:00",
    "title" : "CVE-2026-5266"
  } ]
}