CVE-2026-87526 Use after free in Chrome

Critical 9.6 Published Updated

A remote attacker can execute arbitrary code outside the sandbox in Google Chrome via social engineering and UI interaction.

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-2026-87526?

CVE-2026-87526 is a critical use after free vulnerability in Google Chrome, published on 9 Sep 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 Passwords in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via UI Interaction. (Chromium security severity: Medium)

Weakness: CWE-416

Which versions are affected by CVE-2026-87526?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-87526?

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-2026-87526 being exploited?

There is no known exploitation of CVE-2026-87526 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-87526, ECHO-e176-6190-f942, GHSA-6h5j-9j42-5v2h, MINI-2mj6-qxr5-p3j9.

Is CVE-2026-87526 in your software?

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

Check your SBOMs for free