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CVE-2021-21222

nvd nist
Published: Apr 26, 2021Modified: Jun 17, 2026

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6.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Exploitability: 2.8 / Impact: 3.6
Source: NVD

Description

Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.

Affected (5)

1 product
Chrome
1 product
Debian Linux
1 product
Fedora
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Before 90.0.4430.85
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Version 10.0
Configuration C
3 vulnerable
Vulnerable SoftwareAffected Versions
Fedoraproject
Version 32
Version 33
Version 34

References (14)

Source: chrome-cve-admin@google.com
Release NotesThird Party Advisory
Source: chrome-cve-admin@google.com
Third Party Advisory
Source: chrome-cve-admin@google.com
Third Party Advisory
Source: chrome-cve-admin@google.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Release NotesThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.