{"id":"CVE-2021-23983","details":"By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could have been applied, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox \u003c 87.","modified":"2026-05-04T08:23:54.029507Z","published":"2021-03-31T14:15:19.077Z","withdrawn":"2026-05-04T08:23:54.029507Z","related":["openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2021-10/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1692684"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23983.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"87.0"}]}]}}],"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"}]}