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6.5

Insufficient policy enforcement in navigations in Google Chrome prior to 89.0.4389.72 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a craf...

CVE-2021-21182 · published 5 years ago
Summary

Insufficient policy enforcement in navigations in Google Chrome prior to 89.0.4389.72 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page.

What to do
  • Update google chrome to version 89.0.4389.72 or later.
Affected software
VendorProductAffected versions
google chrome < 89.0.4389.72
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
fedoraproject fedora 32
33
34
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
debian debian_linux 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Original advisory text
Insufficient policy enforcement in navigations in Google Chrome prior to 89.0.4389.72 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a craf...
Insufficient policy enforcement in navigations in Google Chrome prior to 89.0.4389.72 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
6.5 Medium
Exploitation
2% chance of attack within 30 days
Type
CWE-863Incorrect Authorization
Timeline
Published9 Mar 2021
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2021-21182 · NVD
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