VULNERABILITY INTELLIGENCE

CVE-2021-21228

CVSS score4.3 MEDIUM
EPSS probability1.06%
CISA KEVNot currently listed
Published2021-04-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Description

Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.4430.93 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension.

Weakness classification

  • nvd@nist.gov: CWE-863

Primary references