Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.198 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
https://www.tenable.com/cyber-exposure/2020-threat-landscape-retrospective
https://www.tenable.com/blog/cve-2021-21148-google-chrome-heap-buffer-overflow-vulnerability-exploited-in-the-wild
https://crbug.com/1147206
https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_11.html
Source: Mitre, NVD
Published: 2021-01-08
Updated: 2025-02-05
Known Exploited Vulnerability (KEV)
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.24031