CVE-2026-87450: High severity Google Chrome vulnerability
Chromium CVE-2026-87450: Incorrect authorization in Permissions
Other sources
Incorrect authorization in Permissions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to obtain sensitive information via a crafted Chrome extension. (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
Chromium/Google Chrome (Permissions)to a version that resolves this vulnerability.Fixed in 153.0.8010.36 - Compensating control
If you use Google Chrome or Microsoft Edge (Chromium-based), mitigate by avoiding installation of crafted/social-engineered Chrome extensions until you update to a version that includes 153.0.8010.36 or later.
Event History
Frequently Asked Questions
What does an attacker need to exploit this issue?
The attacker needs to persuade a user through social engineering to use a crafted Chrome extension. The issue is remotely exploitable in that scenario.
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 potential impact?
A successful attack can allow the attacker to obtain sensitive information through the crafted extension.