Missing Authorization in Google Chromium - CVE-2026-87611
Published: September 9, 2026
Vulnerability identifier: #VU148544
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-87611
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to access file system resources without authorization.
The vulnerability exists due to missing authorization in the FileSystem component when a victim interacts with web content. A remote attacker can cause a victim to interact with web content to access file system resources without authorization.
Affected software
Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)
How to mitigate CVE-2026-87611
Install security update from vendor's website.
Google Chromium - update to 153.0.8010.36
Microsoft Edge - update to 153.0.4234.32
Google Chrome - update to 153.0.8010.36
chromium (Debian package) - update to 153.0.8010.47-2~deb13u1
Microsoft Edge - update to 153.0.4234.32
Google Chrome - update to 153.0.8010.36
chromium (Debian package) - update to 153.0.8010.47-2~deb13u1