{"id":"CVE-2021-41559","details":"Silverstripe silverstripe/framework 4.8.1 has a quadratic blowup in Convert::xml2array() that enables a remote attack via a crafted XML document.","aliases":["BIT-silverstripe-2021-41559","GHSA-9fmg-89fx-r33w"],"modified":"2026-04-10T04:38:37.678681Z","published":"2022-06-28T22:15:07.870Z","references":[{"type":"ADVISORY","url":"https://github.com/silverstripe/silverstripe-framework/releases"},{"type":"ADVISORY","url":"https://www.silverstripe.org/download/security-releases/"},{"type":"ADVISORY","url":"https://www.silverstripe.org/download/security-releases/cve-2021-41559"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/silverstripe/silverstripe-framework","events":[{"introduced":"0"},{"fixed":"794640247bde7a20c0bebec02cd4d5ab6c9ad0a0"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"4.10.9"}]}}],"versions":["2.2.0-rc1","2.2.2-rc1","2.3.0-rc1","3.0.0-alpha1","3.0.0-alpha2","3.0.0-beta1","3.0.0-beta2","3.0.0-beta3","3.0.0-rc1","4.0.0-alpha1","4.0.0-alpha2","4.0.0-alpha3","4.0.0-alpha4","4.0.0-alpha6","4.0.0-alpha7","4.0.0-beta1","4.0.0-beta2","4.0.0-beta3","4.1.0-rc1","4.10.0-beta1","4.10.1","4.10.2","4.10.3","4.10.4","4.10.5","4.10.6","4.10.7","4.10.8","4.6.0-beta1","4.7.0-beta1","4.8.0-beta1","4.9.0-alpha1","4.9.0-beta1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-41559.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}