Insufficient policy enforcement in tab strip in Google Chrome prior to 83.0.4103.61 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension.

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-6476
• https://chromereleases.googleblog.com/2020/05/stable-channel-update-for-desktop_19.html
• https://crbug.com/1035315
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OQYH5OK7O4BU6E37WWG5SEEHV65BFSGR/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WLFZ5N4EK6I4ZJP5YSKLLVN3ELXEB4XT/
• https://security.gentoo.org/glsa/202006-02
• https://security.gentoo.org/glsa/202101-30
• https://www.debian.org/security/2020/dsa-4714
• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.html
• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.html