{
  "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" : "Varnish ist ein Reverse-Proxy, der als HTTP-Beschleuniger verwendet wird.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann eine Schwachstelle in Varnish HTTP Cache ausnutzen, um Dateien zu manipulieren, um Informationen offenzulegen, und um Sicherheitsvorkehrungen 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-2026-1576 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1576.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-1576 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1576"
    }, {
      "category" : "external",
      "summary" : "Vinyl Cache Security Advisory vom 2026-05-18",
      "url" : "https://vinyl-cache.org/security/VSV00019.html"
    }, {
      "category" : "external",
      "summary" : "Fedora Security Advisory FEDORA-2026-2148C0E80B vom 2026-06-04",
      "url" : "https://bodhi.fedoraproject.org/updates/FEDORA-2026-2148c0e80b"
    } ],
    "source_lang" : "en-US",
    "title" : "Varnish HTTP Cache: Schwachstelle ermöglicht Manipulation von Dateien, Offenlegung von Informationen und Umgehen von Sicherheitsvrkehrungen",
    "tracking" : {
      "current_release_date" : "2026-06-04T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-06-05T07:48:56.565+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-1576",
      "initial_release_date" : "2026-05-18T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-05-18T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-06-02T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Referenz(en) aufgenommen: CVE-2026-50052"
      }, {
        "date" : "2026-06-04T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Fedora und European Union Vulnerability Database aufgenommen"
      } ],
      "status" : "final",
      "version" : "3"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Fedora Linux",
        "product" : {
          "name" : "Fedora Linux",
          "product_id" : "74185",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:fedoraproject:fedora:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Fedora"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<9.0.3",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache <9.0.3",
            "product_id" : "T054284"
          }
        }, {
          "category" : "product_version",
          "name" : "9.0.3",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache 9.0.3",
            "product_id" : "T054284-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:9.0.3"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<8.0.2",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache <8.0.2",
            "product_id" : "T054285"
          }
        }, {
          "category" : "product_version",
          "name" : "8.0.2",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache 8.0.2",
            "product_id" : "T054285-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:8.0.2"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "LTS <6.0.18",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache LTS <6.0.18",
            "product_id" : "T054286"
          }
        }, {
          "category" : "product_version",
          "name" : "LTS 6.0.18",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache LTS 6.0.18",
            "product_id" : "T054286-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:lts__6.0.18"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Varnish HTTP Cache"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-50052",
    "product_status" : {
      "known_affected" : [ "T054286", "T054285", "T054284", "74185" ]
    },
    "release_date" : "2026-05-18T22:00:00.000+00:00",
    "title" : "CVE-2026-50052"
  } ]
}