CVE-2026-87630 is an integer overflow vulnerability in the WebRTC implementation of Google Chrome before version 153.0.8010.36. Exploitation of this vulnerability enables a remote attacker to read memory within the browser's sandbox environment by using a crafted HTML page. This could potentially expose sensitive information from the browser's memory space. The issue is classified as medium severity by the Chromium security team. The vendor has published a stable channel update that includes a fix for this vulnerability.

Successful exploitation allows remote attackers to read memory inside the sandboxed environment of Google Chrome, potentially exposing sensitive information. The vulnerability does not indicate code execution or privilege escalation but still poses a confidentiality risk. No known exploits in the wild have been reported at this time.

Users should update Google Chrome to version 153.0.8010.36 or later, where this vulnerability is fixed. The vendor advisory linked provides the official update information. Since this is a client-side application vulnerability, applying the official update is the recommended remediation. Patch status is confirmed by the vendor advisory.