Out-of-bounds read in Google Chromium - CVE-2026-87640
Published: September 9, 2026
Vulnerability identifier: #VU148535
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-87640
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the WebView component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds read error and gain access to sensitive information.
Affected software
Google Chromium
Google Chrome
Google Chrome
How to mitigate CVE-2026-87640
Install update from vendor's website.
Google Chromium - update to 153.0.8010.36
Google Chrome - update to 153.0.8010.36
Google Chrome - update to 153.0.8010.36