CVE Database · CVE-2021-21148
CVSS v3.1
8.8
EPSS
19.81%
Published
Feb 9, 2021
Modified
Oct 24, 2025
CISA Known Exploited Vulnerability
Added: 2021-11-03 · Due: 2021-11-17
Apply updates per vendor instructions.
Public PoC / Exploit (2)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
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.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HWeaknesses (CWE)
Affected Products (4)
References (15)