CVE Watch—

CVE-2021-37975

Google Chromium V8 Use-After-Free Vulnerability

CVSS

—

No CVSS

EPSS

34.9%

p98

KEV

YES

Nov 3, 2021

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

34.9%EPSS · 30 days34.9%

2026-06-302026-07-16

KEV catalog record

Product

Google / Chromium V8

Vulnerability

Google Chromium V8 Use-After-Free Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

Summary description

Google Chromium V8 Engine contains a use-after-free vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-37975

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