CVE-2026-3928: Medium Insufficient policy enforcement in Extensions.
Chromium: CVE-2026-3928 Insufficient policy enforcement in Extensions
Other sources
Insufficient policy enforcement in Extensions in Google Chrome prior to 146.0.7680.71 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. (Chromium security severity: Medium)
— MITRE
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-3928?
CVE-2026-3928 is considered a high severity vulnerability due to insufficient policy enforcement allowing for UI spoofing.
How do I fix CVE-2026-3928?
To remediate CVE-2026-3928, update Google Chrome to version 146.0.7680.71 or later.
Which versions of Google Chrome are affected by CVE-2026-3928?
CVE-2026-3928 affects all versions of Google Chrome prior to 146.0.7680.71.
Is Microsoft Edge affected by CVE-2026-3928?
Yes, Microsoft Edge versions before 146.0.3856.59 are also affected by CVE-2026-3928.
What impact does CVE-2026-3928 have on users?
CVE-2026-3928 allows an attacker to perform UI spoofing by exploiting unpatched extensions.