CVE-2026-87642 Information disclosure in Chrome

Medium 4.3 Published Updated

A remote attacker can leak cross-origin data via a crafted HTML page due to an uninitialized resource in WebGL.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-87642?

CVE-2026-87642 is a medium-severity vulnerability in Google Chrome, published on 9 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Uninitialized resource in WebGL in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-908

Which versions are affected by CVE-2026-87642?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-87642?

Upgrade to a fixed version.

Is CVE-2026-87642 being exploited?

There is no known exploitation of CVE-2026-87642 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-87642, ECHO-5f5e-69ed-d1fc, GHSA-6cjh-gcvj-3m9w, MINI-8x25-cxh6-f72h.

Is CVE-2026-87642 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free