CVE-2026-7971 Security feature bypass in Chrome

Medium 6.3 Published Updated

A remote attacker can bypass site isolation in Google Chrome via a crafted HTML page due to an inappropriate ORB implementation.

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-2026-7971?

CVE-2026-7971 is a medium-severity vulnerability in Google Chrome, published on 6 May 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 ORB in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-269

Which versions are affected by CVE-2026-7971?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-7971?

Upgrade to a fixed version.

Is CVE-2026-7971 being exploited?

There is no known exploitation of CVE-2026-7971 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-7971, ECHO-5f1f-e89d-be0f, GHSA-57xh-w3r7-6522, MINI-59qv-gf4x-f829.

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