CVE-2026-11091 Memory corruption in Chrome

High 8.8 Published Updated

A remote attacker can trigger out-of-bounds memory access in Chrome's Dawn component via a crafted HTML page, potentially leading to code execution or crashes.

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-2026-11091?

CVE-2026-11091 is a high-severity memory corruption vulnerability in Google Chrome, published on 4 Jun 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

Inappropriate implementation in Dawn in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-787, CWE-125

Which versions are affected by CVE-2026-11091?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-11091?

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-2026-11091 being exploited?

There is no known exploitation of CVE-2026-11091 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-11091, ECHO-5a69-ae0c-4e11, GHSA-9p75-crhx-vjqc, MINI-4r4m-gfhx-3phh.

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