CVE-2026-87506: High severity Google Chrome vulnerability
Chromium CVE-2026-87506: Privilege elevation in WebUI
Other sources
Privilege elevation in WebUI in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox 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-based browserto a version that resolves this vulnerability.Fixed in 153.0.8010.36
Event History
Frequently Asked Questions
What does an attacker need before this issue can be exploited?
The attacker must first compromise the Chrome renderer process. The issue is then triggered through a crafted HTML page and may allow code execution outside the sandbox.
Which Chrome versions are affected?
Google Chrome versions prior to 153.0.8010.36 are affected.
Is this a standalone remote code execution issue from simply visiting a page?
The provided information describes it as requiring a compromised renderer process first. It does not state that visiting a crafted page alone is sufficient to exploit the vulnerability.