CVE-2026-9943 Information disclosure in Chrome

Medium 4.3 Published Updated

A remote attacker can leak cross-origin data via a crafted HTML page exploiting an out-of-bounds read in Chrome's WebGL implementation on Android.

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-2026-9943?

CVE-2026-9943 is a medium-severity vulnerability in Google Chrome, published on 28 May 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

Out of bounds read in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-125

Which versions are affected by CVE-2026-9943?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-9943?

Upgrade to a fixed version.

Is CVE-2026-9943 being exploited?

There is no known exploitation of CVE-2026-9943 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-9943, ECHO-968a-73a6-369d, GHSA-pchx-cxc9-82h3, MINI-wqm7-c9r3-pmp5.

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