CVE-2026-87432: Medium severity Google Chrome vulnerability
Chromium CVE-2026-87432: Incorrect authorization in Navigation
Other sources
Incorrect authorization in Navigation in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
— NVD
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
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 153.0.4234.32 - Upgrade
Upgrade
Google Chrome/Chromium (Navigation)to a version that resolves this vulnerability.Fixed in 153.0.8010.36
Event History
Frequently Asked Questions
What does an attacker need in order to exploit this issue?
The attacker must already have compromised the Chrome renderer process and then use a crafted HTML page to spoof UI elements. The provided information does not indicate that this vulnerability alone provides renderer-process compromise.
Which Chrome versions should be remediated?
Google Chrome versions prior to 153.0.8010.36 are affected. Update Chrome to 153.0.8010.36 or later.
What is the practical impact after exploitation?
A remote attacker with renderer-process compromise can spoof Chrome UI elements through crafted HTML content. This could make attacker-controlled page content appear as trusted browser interface elements.