CVE-2026-13033 Memory corruption in Chrome

High 8.8 Published Updated

A remote attacker can execute arbitrary code via a crafted HTML page due to out-of-bounds read and write in Blink InterestGroups.

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-2026-13033?

CVE-2026-13033 is a high-severity memory corruption vulnerability in Google Chrome, published on 24 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

Out of bounds read and write in Blink>InterestGroups in Google Chrome prior to 149.0.7827.197 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)

Weakness: CWE-787, CWE-125

Which versions are affected by CVE-2026-13033?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-13033?

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-2026-13033 being exploited?

There is no known exploitation of CVE-2026-13033 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-13033, ECHO-7ac1-1a82-c7c6, MINI-hx6p-v4vv-pg6c.

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