Improper Restriction of Rendered UI Layers or Frames in Google Chromium - CVE-2026-87655

 

Improper Restriction of Rendered UI Layers or Frames in Google Chromium - CVE-2026-87655

Published: September 9, 2026


Vulnerability identifier: #VU148601
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-87655
CWE-ID: CWE-1021
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform unintended download-related actions.

The vulnerability exists due to clickjacking in the Downloads feature when rendering web content. A remote attacker can trick a victim into interacting with crafted web content to perform unintended download-related actions.

User interaction is required.


Affected software

Google Chromium
Google Chrome

How to mitigate CVE-2026-87655

Install security update from vendor's website.

Google Chromium - update to 153.0.8010.36
Google Chrome - update to 153.0.8010.36

External References

Related Security Bulletins