{
  "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" : "Der NATS-Server ist ein Server für NATS.io, das Cloud- und Edge-native Messaging-System.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in NATS Server ausnutzen, um Informationen offenzulegen oder zu manipulieren, einen Denial-of-Service zu verursachen und Sicherheitsmechanismen zu umgehen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- UNIX",
      "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-2026-0858 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0858.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0858 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0858"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-05 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-05.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-06 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-06.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-07 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-07.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-08 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-08.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-09 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-09.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-10 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-10.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-11 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-11.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-12 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-12.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-13 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-13.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-14 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-14.txt"
    }, {
      "category" : "external",
      "summary" : "NATS Security Advisory 2026-15 vom 2026-03-24",
      "url" : "https://advisories.nats.io/CVE/secnote-2026-15.txt"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2026:22347 vom 2026-06-02",
      "url" : "https://access.redhat.com/errata/RHSA-2026:22347"
    } ],
    "source_lang" : "en-US",
    "title" : "NATS Server: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-06-01T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-06-02T07:38:28.461+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-0858",
      "initial_release_date" : "2026-03-24T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-24T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-03-25T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "Referenz(en) aufgenommen: EUVD-2026-15973, EUVD-2026-15970, EUVD-2026-15968, EUVD-2026-15964, EUVD-2026-15975, EUVD-2026-15994, EUVD-2026-15996, EUVD-2026-15999, EUVD-2026-16000, EUVD-2026-15966"
      }, {
        "date" : "2026-06-01T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      } ],
      "status" : "final",
      "version" : "3"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<2.12.6",
          "product" : {
            "name" : "Open Source NATS Server <2.12.6",
            "product_id" : "T052109"
          }
        }, {
          "category" : "product_version",
          "name" : "2.12.6",
          "product" : {
            "name" : "Open Source NATS Server 2.12.6",
            "product_id" : "T052109-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nats:nats_server:2.12.6"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<2.11.15",
          "product" : {
            "name" : "Open Source NATS Server <2.11.15",
            "product_id" : "T052110"
          }
        }, {
          "category" : "product_version",
          "name" : "2.11.15",
          "product" : {
            "name" : "Open Source NATS Server 2.11.15",
            "product_id" : "T052110-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nats:nats_server:2.11.15"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "NATS Server"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Red Hat Enterprise Linux",
        "product" : {
          "name" : "Red Hat Enterprise Linux",
          "product_id" : "67646",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:redhat:enterprise_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Red Hat"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-33215",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33215"
  }, {
    "cve" : "CVE-2026-33216",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33216"
  }, {
    "cve" : "CVE-2026-33217",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33217"
  }, {
    "cve" : "CVE-2026-33218",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33218"
  }, {
    "cve" : "CVE-2026-33219",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33219"
  }, {
    "cve" : "CVE-2026-33222",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33222"
  }, {
    "cve" : "CVE-2026-33223",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33223"
  }, {
    "cve" : "CVE-2026-33246",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33246"
  }, {
    "cve" : "CVE-2026-33247",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33247"
  }, {
    "cve" : "CVE-2026-33248",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33248"
  }, {
    "cve" : "CVE-2026-33249",
    "product_status" : {
      "known_affected" : [ "T052110", "67646", "T052109" ]
    },
    "release_date" : "2026-03-24T23:00:00.000+00:00",
    "title" : "CVE-2026-33249"
  } ]
}