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CVE Watch—

CVE-2021-30554

Google Chromium WebGL Use-After-Free Vulnerability

CVSS

—

No CVSS

EPSS

7.4%

p94

KEV

YES

Nov 3, 2021

Exploit Today

78

0-100

Published: — · Last modified: —

EPSS · 30d
7.4%EPSS · 30 days7.4%
2026-08-022026-08-31
KEV catalog record

Product

Google / Chromium WebGL

Vulnerability

Google Chromium WebGL Use-After-Free Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

No

Summary description

Google Chromium WebGL 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-2021-30554

Related CVEs

No related CVEs by CWE or product.