{"schemaVersion":3,"id":"CVE-2026-63267","aliases":["UBUNTU-CVE-2026-63267","DEBIAN-CVE-2026-63267"],"status":"published","duplicateOf":null,"title":null,"description":"LibreOffice Calc can link a cell range to an external csv data source, and the link is saved in the document. Such a link was fetched while the document loaded, so opening a document could read a local file into the sheet, or make a request to a host of the document's choosing. 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