Spoofing attack in Google Chromium - CVE-2026-93386
Published: September 17, 2026
Vulnerability identifier: #VU150781
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93386
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to mislead users.
The vulnerability exists due to UI misrepresentation in WebAppInstalls when displaying web application installation interfaces. A remote attacker can trick a user into interacting with a web application installation interface to mislead users.
Affected software
Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)
How to mitigate CVE-2026-93386
Install security update from vendor's website.
Google Chromium - update to 153.0.8010.52
Microsoft Edge - update to 153.0.4234.48
Google Chrome - update to 153.0.8010.52
chromium (Debian package) - update to 153.0.8010.52-1~deb13u1
Microsoft Edge - update to 153.0.4234.48
Google Chrome - update to 153.0.8010.52
chromium (Debian package) - update to 153.0.8010.52-1~deb13u1