CVE-2021-21185

Insufficient policy enforcement in extensions in Google Chrome prior to 89.0.4389.72 allowed an attacker who convinced a user to install a malicious extension to obtain sensitive information via a crafted Chrome Extension.

• https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
• https://crbug.com/1100748Exploit, Issue Tracking, Patch, Permissions Required, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/
• https://security.gentoo.org/glsa/202104-08Third Party Advisory
• https://www.debian.org/security/2021/dsa-4886Third Party Advisory
• https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
• https://crbug.com/1100748Exploit, Issue Tracking, Patch, Permissions Required, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/
• https://security.gentoo.org/glsa/202104-08Third Party Advisory
• https://www.debian.org/security/2021/dsa-4886Third Party Advisory

Published

Mar 9, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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