{"id":"CVE-2021-21148","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-21148","summary":null,"details":"Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.150 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","published":"2021-02-09T16:15:12.390Z","modified":"2026-04-16T04:31:41.738532462Z","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":0.19968,"percentile":0.97298,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":3,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21148"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUQSMNV7INLDDSD3RKI5S5EAULX2QC7P/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202104-08"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4858"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/162579/Chrome-Array-Transfer-Bypass.html"},{"type":"ADVISORY","url":"https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_4.html"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7ACWYJ74Z3YN2XH4QMUEGNBC3VXX464L/"},{"type":"REPORT","url":"https://crbug.com/1170176"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-16T04:31:41.738532462Z"}}