{"id":"CVE-2021-30632","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-30632","summary":null,"details":"Out of bounds write in V8 in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","published":"2021-10-08T21:15:07.603Z","modified":"2026-03-15T14:43:45.270879Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":{"score":0.64546,"percentile":0.99176,"asOf":"2026-08-27"},"cisaKev":{"dateAdded":"2021-11-03","dueDate":"2021-11-17","knownRansomwareCampaignUse":false},"exploitsKnown":8,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30632"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/172845/Chrome-JIT-Compiler-Type-Confusion.html"},{"type":"ADVISORY","url":"https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/"},{"type":"REPORT","url":"https://crbug.com/1247763"}],"provenance":{"sources":["OSV.dev","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-03-15T14:43:45.270879Z"}}