CVE-2026-17727 Memory corruption in Chrome

Critical 9.6 Published Updated

A remote attacker can execute arbitrary code and escape the sandbox via a crafted HTML page exploiting an out-of-bounds write 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-2026-17727?

CVE-2026-17727 is a critical memory corruption vulnerability in Google Chrome, published on 30 Jul 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 write in WebGL in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-787

Which versions are affected by CVE-2026-17727?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-17727?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-17727 being exploited?

There is no known exploitation of CVE-2026-17727 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-17727, ECHO-1029-47d5-2b40, GHSA-q979-p6rc-5p76, MINI-59gx-g597-874p.

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