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CVE-2021-30563

Severity
HIGH
CVSS
8.8
EPSS
0.08928
Risk score
63.32
CISA KEV
Yes
PoC
No
Published
2021-08-03
Modified
2025-10-21
First seen
2026-08-07
Aliases
EUVD-2021-17483, GHSA-M4G6-H6XH-8XR8
Products
Google:Chrome unspecified <91.0.4472.164, Google:Chromium V8
Sources
cisa.gov CVE-2021-30563
euvd EUVD-2021-17483

Description

Type Confusion in V8 in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

References