CVE-2026-87537: High severity Google Chrome vulnerability
Chromium CVE-2026-87537: Missing authorization in Extensions
Other sources
Missing authorization in Extensions 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 crafted network traffic. (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 (Edge/Chromium)to 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 have compromised the Chrome renderer process. They can then use crafted network traffic to potentially execute arbitrary code outside the sandbox.
Which Chrome versions are affected?
Google Chrome versions prior to 153.0.8010.36 are affected. Systems running an earlier version should be updated to 153.0.8010.36 or later.
How can I determine whether a system is exposed?
Check the installed Google Chrome version. If it is earlier than 153.0.8010.36, it is within the affected version range.