{
  "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" : "Adobe Reader ist ein Programm für die Anzeige von Dokumenten im Portable Document Format (PDF).",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein lokaler  Angreifer kann eine Schwachstelle in Adobe Acrobat Reader ausnutzen, um vertrauliche Informationen offenzulegen und beliebigen Code auszuführen, was zu einer vollständigen Kompromittierung des Systems führen könnte.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- 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-2026-1047 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1047.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-1047 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1047"
    }, {
      "category" : "external",
      "summary" : "Blog Post vom 2026-04-09",
      "url" : "https://justhaifei1.blogspot.com/2026/04/expmon-detected-sophisticated-zero-day-adobe-reader.html"
    }, {
      "category" : "external",
      "summary" : "Expmon Analysis vom 2026-04-09",
      "url" : "https://pub.expmon.com/analysis/328131/"
    }, {
      "category" : "external",
      "summary" : "VirusTotal Detection vom 2026-04-09",
      "url" : "https://www.virustotal.com/gui/file/54077a5b15638e354fa02318623775b7a1cc0e8c21e59bcbab333035369e377f/detection"
    }, {
      "category" : "external",
      "summary" : "Sophos Blog vom 2026-04-09",
      "url" : "https://www.sophos.com/en-us/blog/adobe-reader-zero-day-vulnerability-in-active-exploitation"
    }, {
      "category" : "external",
      "summary" : "Adobe Security Bulletin vom 2026-04-12",
      "url" : "https://helpx.adobe.com/security/products/acrobat/apsb26-43.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Adobe Acrobat Reader: Schwachstelle ermöglicht Offenlegung von Informationen und Codeausführung",
    "tracking" : {
      "current_release_date" : "2026-05-12T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-05-12T21:05:56.013+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-1047",
      "initial_release_date" : "2026-04-09T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-04-09T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-04-12T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Patch eingetragen"
      }, {
        "date" : "2026-05-12T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "CVSS korrigiert"
      } ],
      "status" : "final",
      "version" : "3"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "Windows <24.001.30362",
          "product" : {
            "name" : "Adobe Acrobat Windows <24.001.30362",
            "product_id" : "T052665"
          }
        }, {
          "category" : "product_version",
          "name" : "Windows 24.001.30362",
          "product" : {
            "name" : "Adobe Acrobat Windows 24.001.30362",
            "product_id" : "T052665-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:adobe:acrobat:windows__24.001.30362"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "Mac <24.001.30360",
          "product" : {
            "name" : "Adobe Acrobat Mac <24.001.30360",
            "product_id" : "T052666"
          }
        }, {
          "category" : "product_version",
          "name" : "Mac 24.001.30360",
          "product" : {
            "name" : "Adobe Acrobat Mac 24.001.30360",
            "product_id" : "T052666-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:adobe:acrobat:mac__24.001.30360"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Acrobat"
      }, {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<26.001.21411",
          "product" : {
            "name" : "Adobe Acrobat DC <26.001.21411",
            "product_id" : "T052663"
          }
        }, {
          "category" : "product_version",
          "name" : "26.001.21411",
          "product" : {
            "name" : "Adobe Acrobat DC 26.001.21411",
            "product_id" : "T052663-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:adobe:acrobat_dc:26.001.21411"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Acrobat DC"
      }, {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<=26.001.21367",
          "product" : {
            "name" : "Adobe Acrobat Reader <=26.001.21367",
            "product_id" : "T052646"
          }
        }, {
          "category" : "product_version_range",
          "name" : "<=26.001.21367",
          "product" : {
            "name" : "Adobe Acrobat Reader <=26.001.21367",
            "product_id" : "T052646-fixed"
          }
        } ],
        "category" : "product_name",
        "name" : "Acrobat Reader"
      }, {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<26.001.21411",
          "product" : {
            "name" : "Adobe Acrobat Reader DC <26.001.21411",
            "product_id" : "T052664"
          }
        }, {
          "category" : "product_version",
          "name" : "26.001.21411",
          "product" : {
            "name" : "Adobe Acrobat Reader DC 26.001.21411",
            "product_id" : "T052664-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:adobe:acrobat_reader_dc:26.001.21411"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Acrobat Reader DC"
      } ],
      "category" : "vendor",
      "name" : "Adobe"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-34621",
    "product_status" : {
      "known_affected" : [ "T052665", "T052666", "T052663", "T052664" ],
      "last_affected" : [ "T052646" ]
    },
    "release_date" : "2026-04-09T22:00:00.000+00:00",
    "title" : "CVE-2026-34621"
  } ]
}