CVE-2026-87622: Medium severity Google Chrome vulnerability
Chromium CVE-2026-87622: Missing authorization in FedCM
Other sources
Missing authorization in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy 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 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 (FedCM)to a version that resolves this vulnerability.Fixed in 153.0.8010.36 - Upgrade
Upgrade
Microsoft Edge (Chromium-based)to a version that resolves this vulnerability.Fixed in 153.0.8010.36
Event History
Frequently Asked Questions
What does an attacker need to exploit this issue?
The attacker needs to induce a user to load a crafted HTML page remotely. The issue is described as allowing that page to bypass web origin policy.
Which Chrome versions should be remediated?
Google Chrome versions prior to 153.0.8010.36 are affected according to the available information. Update Chrome to 153.0.8010.36 or later.