CVE-2026-8586 Security feature bypass in Chrome

Medium 5.5 Published Updated

A local attacker can bypass discretionary access control in Google Chrome's Chromoting feature via a malicious file.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-8586?

CVE-2026-8586 is a medium-severity vulnerability in Google Chrome, published on 14 May 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Inappropriate implementation in Chromoting in Google Chrome prior to 148.0.7778.168 allowed a local attacker to bypass discretionary access control via a malicious file. (Chromium security severity: Medium)

Weakness: CWE-284

Which versions are affected by CVE-2026-8586?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-8586?

Upgrade to a fixed version.

Is CVE-2026-8586 being exploited?

There is no known exploitation of CVE-2026-8586 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-8586, ECHO-7d30-9b06-0900, GHSA-v69h-h5h3-8pcv, MINI-87xv-hm7q-rxrq.

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