{
  "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" : "Proxmox Virtual Environment (PVE) ist eine Virtualisierungsplattform für Server.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein Angreifer kann mehrere Schwachstellen in Proxmox Virtual Environment ausnutzen, um Sicherheitsvorkehrungen zu umgehen, um Informationen offenzulegen, und um einen Cross-Site Scripting Angriff durchzuführen.",
      "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-2026-1266 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1266.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-1266 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1266"
    }, {
      "category" : "external",
      "summary" : "Proxmox Virtual Environment Security Advisories vom 2026-04-23",
      "url" : "https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#-subject-psa-2026-00013-1-ova-import-xml-xxe-file-disclosure-and-server-side-request-forgery"
    }, {
      "category" : "external",
      "summary" : "Proxmox Virtual Environment Security Advisories vom 2026-04-23",
      "url" : "https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#-subject-psa-2026-00014-1-multiple-vnc-related-issues"
    }, {
      "category" : "external",
      "summary" : "Proxmox Virtual Environment Security Advisories vom 2026-04-23",
      "url" : "https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#-subject-psa-2026-00015-1-missing-ha-permission-checks-when-auto-adding-guest-on-create-restore"
    }, {
      "category" : "external",
      "summary" : "Proxmox Virtual Environment Security Advisories vom 2026-04-23",
      "url" : "https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#-subject-psa-2026-00016-1-stored-xss-in-vm-notes-field"
    }, {
      "category" : "external",
      "summary" : "Proxmox Virtual Environment Security Advisories vom 2026-04-23",
      "url" : "https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#-subject-psa-2026-00017-1-missing-redaction-of-cloudinit-cipassword-in-cloudinit-dump-endpoint"
    } ],
    "source_lang" : "en-US",
    "title" : "Proxmox Virtual Environment: Mehrere Schwachstellen",
    "tracking" : {
      "current_release_date" : "2026-04-23T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-04-24T10:34:08.902+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-1266",
      "initial_release_date" : "2026-04-23T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-04-23T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Proxmox Virtual Environment",
        "product" : {
          "name" : "Proxmox Virtual Environment",
          "product_id" : "T053316",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:proxmox:virtual_environment:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Proxmox"
    } ]
  },
  "vulnerabilities" : [ {
    "product_status" : {
      "known_affected" : [ "T053316" ]
    },
    "release_date" : "2026-04-23T22:00:00.000+00:00"
  } ]
}