CVE-2020-16040

PoC ×2—

CVSS 3.1

6.5 medium

EPSS

100%p100

Published

Jan 8, 2021 (Jan 8, 2021)

Modified

Jun 17, 2026

Description

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Vendors: google
Products: chrome
Weakness: CWE-20, CWE-190, CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (99.6%)

In the news2 stories

Google addresses a high severity flaw in V8 engine in Chrome

Security AffairsApr 28, 13:46 UTC · Apr 28, 2021Exploit / PoC CVE-2021-21227 CVE-2020-16040 CVE-2020-15965+6 CVEs

China-Linked Hackers Have Used the PeckBirdy JavaScript C2 Framework Since 2023

The Hacker NewsJan 30, 06:48 UTC · Jan 30, 2026Vulnerability CVE-2020-16040