CVE-2026-87456 Information disclosure in Chrome

Low 3.4 Published Updated

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

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-2026-87456?

CVE-2026-87456 is a low-severity 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

Uninitialized resource in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-908

Which versions are affected by CVE-2026-87456?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-87456?

Upgrade to a fixed version.

Is CVE-2026-87456 being exploited?

There is no known exploitation of CVE-2026-87456 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-87456, ECHO-d241-0fd5-43b4, GHSA-pxhj-hr63-ggvw, MINI-c93q-gw2h-3cff.

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