CVE-2026-17688 Use after free in Chrome

Critical 9.6 Published Updated

A remote attacker with compromised renderer access can escape the sandbox via a crafted HTML page in Google Chrome.

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-2026-17688?

CVE-2026-17688 is a critical use after free 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

Use after free in Input in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-416

Which versions are affected by CVE-2026-17688?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-17688?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2026-17688 being exploited?

There is no known exploitation of CVE-2026-17688 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-17688, ECHO-f450-7a43-b751, GHSA-jfrf-4g9q-hwqj, MINI-9xcc-43f8-c6w8.

Is CVE-2026-17688 in your software?

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

Check your SBOMs for free