CVE-2026-91723: Race Condition
Chromium CVE-2026-91723: Race condition
Other sources
Race condition in WebAppInstalls in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to spoof UI elements via a crafted HTML page. (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](https://chromereleases.googleblog.com/2026)) for more information.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 153.0.4234.46 - Upgrade
Upgrade
Google Chrome / Chromium (Edge Chromium-based)to a version that resolves this vulnerability.Fixed in 153.0.8010.47
Event History
Frequently Asked Questions
What does an attacker need to exploit this issue?
The attacker needs to get a user to visit a crafted HTML page. The issue can then be used to spoof UI elements remotely.
Which Chrome versions need to be updated?
Google Chrome versions prior to 153.0.8010.47 are affected. Update Chrome to 153.0.8010.47 or later.