{"id":"UBUNTU-CVE-2020-36632","details":"A vulnerability, which was classified as critical, was found in hughsk flat up to 5.0.0. This affects the function unflatten of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to initiate the attack remotely. Upgrading to version 5.0.1 is able to address this issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13. It is recommended to upgrade the affected component. The identifier VDB-216777 was assigned to this vulnerability.","modified":"2026-05-20T16:04:33.085416809Z","published":"2022-12-25T20:15:00Z","upstream":["CVE-2020-36632"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-36632"},{"type":"REPORT","url":"https://github.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13"},{"type":"REPORT","url":"https://github.com/hughsk/flat/issues/105"},{"type":"REPORT","url":"https://github.com/hughsk/flat/pull/106"},{"type":"REPORT","url":"https://github.com/hughsk/flat/releases/tag/5.0.1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-36632"}],"affected":[{"package":{"name":"qt6-webengine","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/qt6-webengine?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.2.2+dfsg-6ubuntu2","6.2.4+dfsg-1ubuntu1","6.2.4+dfsg-1ubuntu2","6.2.4+dfsg-6ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libqt6pdf6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6pdfquick6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6pdfwidgets6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6webengine6-data","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6webenginecore6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6webenginecore6-bin","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6webenginequick6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6webenginequickdelegatesqml6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"libqt6webenginewidgets6","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"qml6-module-qtquick-pdf","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_version":"6.2.4+dfsg-6ubuntu1","binary_name":"qml6-module-qtwebengine"},{"binary_version":"6.2.4+dfsg-6ubuntu1","binary_name":"qml6-module-qtwebengine-controlsdelegates"},{"binary_name":"qt6-image-formats-plugin-pdf","binary_version":"6.2.4+dfsg-6ubuntu1"},{"binary_name":"qt6-webengine-dev-tools","binary_version":"6.2.4+dfsg-6ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36632.json"}},{"package":{"name":"qt6-webengine","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/qt6-webengine?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.4.2-final+dfsg-11","6.4.2-final+dfsg-12","6.4.2-final+dfsg-12build1","6.4.2-final+dfsg-12ubuntu1","6.4.2-final+dfsg-12ubuntu7","6.4.2-final+dfsg-12ubuntu9"],"ecosystem_specific":{"binaries":[{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"libqt6pdf6"},{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"libqt6pdfquick6"},{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"libqt6pdfwidgets6"},{"binary_name":"libqt6webengine6-data","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_name":"libqt6webenginecore6","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_name":"libqt6webenginecore6-bin","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_name":"libqt6webenginequick6","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_name":"libqt6webenginequickdelegatesqml6","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"libqt6webenginewidgets6"},{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"qml6-module-qtquick-pdf"},{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"qml6-module-qtwebengine"},{"binary_name":"qml6-module-qtwebengine-controlsdelegates","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_name":"qt6-image-formats-plugin-pdf","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_version":"6.4.2-final+dfsg-12ubuntu9","binary_name":"qt6-webengine-dev-tools"},{"binary_name":"qt6-webengine-doc-html","binary_version":"6.4.2-final+dfsg-12ubuntu9"},{"binary_name":"qt6-webengine-examples","binary_version":"6.4.2-final+dfsg-12ubuntu9"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36632.json"}},{"package":{"name":"qt6-webengine","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/qt6-webengine?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.3+dfsg-0ubuntu1","6.8.3+dfsg-0ubuntu2","6.9.2+dfsg-2"],"ecosystem_specific":{"binaries":[{"binary_version":"6.9.2+dfsg-2","binary_name":"libqt6pdf6"},{"binary_version":"6.9.2+dfsg-2","binary_name":"libqt6pdfquick6"},{"binary_version":"6.9.2+dfsg-2","binary_name":"libqt6pdfwidgets6"},{"binary_name":"libqt6webengine6-data","binary_version":"6.9.2+dfsg-2"},{"binary_name":"libqt6webenginecore6","binary_version":"6.9.2+dfsg-2"},{"binary_version":"6.9.2+dfsg-2","binary_name":"libqt6webenginecore6-bin"},{"binary_name":"libqt6webenginequick6","binary_version":"6.9.2+dfsg-2"},{"binary_name":"libqt6webenginewidgets6","binary_version":"6.9.2+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