{
  "document" : {
    "aggregate_severity" : {
      "text" : "mittel"
    },
    "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" : "Nextcloud ist eine \"on-premise\" Plattform für Dateifreigabe und Zusammenarbeit.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann eine Schwachstelle in Nextcloud ausnutzen, um einen Cross-Site Scripting Angriff durchzuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- Sonstiges\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-2025-2739 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2739.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2025-2739 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2739"
    }, {
      "category" : "external",
      "summary" : "RedTeam Advisory vom 2025-12-03",
      "url" : "https://www.redteam-pentesting.de/en/advisories/rt-sa-2025-003/"
    }, {
      "category" : "external",
      "summary" : "NextCloud Security Advisory vom 2025-12-03",
      "url" : "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-24wp-p865-7j4r"
    } ],
    "source_lang" : "en-US",
    "title" : "Nextcloud: Schwachstelle ermöglicht Cross-Site Scripting",
    "tracking" : {
      "current_release_date" : "2025-12-04T23:00:00.000+00:00",
      "generator" : {
        "date" : "2025-12-05T08:43:21.680+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2025-2739",
      "initial_release_date" : "2025-12-03T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2025-12-03T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2025-12-04T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "Referenz(en) aufgenommen: EUVD-2025-201255"
      } ],
      "status" : "final",
      "version" : "2"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<23.0.12.29",
          "product" : {
            "name" : "Nextcloud Nextcloud <23.0.12.29",
            "product_id" : "T049095"
          }
        }, {
          "category" : "product_version",
          "name" : "23.0.12.29",
          "product" : {
            "name" : "Nextcloud Nextcloud 23.0.12.29",
            "product_id" : "T049095-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:23.0.12.29"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<22.2.10.33",
          "product" : {
            "name" : "Nextcloud Nextcloud <22.2.10.33",
            "product_id" : "T049096"
          }
        }, {
          "category" : "product_version",
          "name" : "22.2.10.33",
          "product" : {
            "name" : "Nextcloud Nextcloud 22.2.10.33",
            "product_id" : "T049096-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:22.2.10.33"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<24.0.12.28",
          "product" : {
            "name" : "Nextcloud Nextcloud <24.0.12.28",
            "product_id" : "T049097"
          }
        }, {
          "category" : "product_version",
          "name" : "24.0.12.28",
          "product" : {
            "name" : "Nextcloud Nextcloud 24.0.12.28",
            "product_id" : "T049097-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:24.0.12.28"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<25.0.13.23",
          "product" : {
            "name" : "Nextcloud Nextcloud <25.0.13.23",
            "product_id" : "T049098"
          }
        }, {
          "category" : "product_version",
          "name" : "25.0.13.23",
          "product" : {
            "name" : "Nextcloud Nextcloud 25.0.13.23",
            "product_id" : "T049098-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:25.0.13.23"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<26.0.13.20",
          "product" : {
            "name" : "Nextcloud Nextcloud <26.0.13.20",
            "product_id" : "T049099"
          }
        }, {
          "category" : "product_version",
          "name" : "26.0.13.20",
          "product" : {
            "name" : "Nextcloud Nextcloud 26.0.13.20",
            "product_id" : "T049099-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:26.0.13.20"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<27.1.11.20",
          "product" : {
            "name" : "Nextcloud Nextcloud <27.1.11.20",
            "product_id" : "T049100"
          }
        }, {
          "category" : "product_version",
          "name" : "27.1.11.20",
          "product" : {
            "name" : "Nextcloud Nextcloud 27.1.11.20",
            "product_id" : "T049100-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:27.1.11.20"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<28.0.14.11",
          "product" : {
            "name" : "Nextcloud Nextcloud <28.0.14.11",
            "product_id" : "T049101"
          }
        }, {
          "category" : "product_version",
          "name" : "28.0.14.11",
          "product" : {
            "name" : "Nextcloud Nextcloud 28.0.14.11",
            "product_id" : "T049101-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:28.0.14.11"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<29.0.16.8",
          "product" : {
            "name" : "Nextcloud Nextcloud <29.0.16.8",
            "product_id" : "T049102"
          }
        }, {
          "category" : "product_version",
          "name" : "29.0.16.8",
          "product" : {
            "name" : "Nextcloud Nextcloud 29.0.16.8",
            "product_id" : "T049102-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:29.0.16.8"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<30.0.17",
          "product" : {
            "name" : "Nextcloud Nextcloud <30.0.17",
            "product_id" : "T049103"
          }
        }, {
          "category" : "product_version",
          "name" : "30.0.17",
          "product" : {
            "name" : "Nextcloud Nextcloud 30.0.17",
            "product_id" : "T049103-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:30.0.17"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<31.0.10",
          "product" : {
            "name" : "Nextcloud Nextcloud <31.0.10",
            "product_id" : "T049104"
          }
        }, {
          "category" : "product_version",
          "name" : "31.0.10",
          "product" : {
            "name" : "Nextcloud Nextcloud 31.0.10",
            "product_id" : "T049104-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:31.0.10"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<32.0.1",
          "product" : {
            "name" : "Nextcloud Nextcloud <32.0.1",
            "product_id" : "T049105"
          }
        }, {
          "category" : "product_version",
          "name" : "32.0.1",
          "product" : {
            "name" : "Nextcloud Nextcloud 32.0.1",
            "product_id" : "T049105-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:nextcloud:nextcloud:32.0.1"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Nextcloud"
      } ],
      "category" : "vendor",
      "name" : "Nextcloud"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2025-59788",
    "product_status" : {
      "known_affected" : [ "T049095", "T049099", "T049098", "T049097", "T049096", "T049103", "T049102", "T049101", "T049100", "T049105", "T049104" ]
    },
    "release_date" : "2025-12-03T23:00:00.000+00:00",
    "title" : "CVE-2025-59788"
  } ]
}