{"id":"CVE-2018-19277","details":"securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file","aliases":["GHSA-xcrg-29h7-h4cj"],"modified":"2026-08-07T14:58:52.546161Z","published":"2018-11-14T11:29:07.920Z","references":[{"type":"WEB","url":"https://www.bishopfox.com/news/2018/11/phpoffice-versions/"},{"type":"ADVISORY","url":"https://github.com/MewesK/TwigSpreadsheetBundle/issues/18"},{"type":"ADVISORY","url":"https://www.drupal.org/sa-contrib-2021-043"},{"type":"EVIDENCE","url":"https://github.com/PHPOffice/PhpSpreadsheet/issues/771"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/phpoffice/phpspreadsheet","events":[{"introduced":"0"},{"last_affected":"2dfd06c59825914a1a325f2a2ed13634b9d8c411"}],"database_specific":{"cpe":"cpe:2.3:a:phpoffice:phpspreadsheet:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"1.5.0"}],"source":"CPE_RANGE"}}],"versions":["1.5.0","1.4.1","1.4.0","1.3.1","1.3.0","1.2.1","1.2.0","1.1.0","1.0.0","1.0.0-beta2","phpexcel-last-cherry-picked-commit","phpexcel-last-release-1.8.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19277.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}