CVE-2026-106344 Missing authorization in Chrome
A remote attacker with compromised renderer access can bypass system restrictions via social engineering and crafted HTML pages 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-2026-106344?
CVE-2026-106344 is a medium-severity missing authorization vulnerability in Google Chrome, published on 6 Oct 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
Missing authorization in Permissions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Low)
Weakness: CWE-862
Which versions are affected by CVE-2026-106344?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-106344?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-106344 being exploited?
There is no known exploitation of CVE-2026-106344 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-106344, ECHO-6076-d504-d4de, GHSA-m3ph-fp7h-7c4r, MINI-3xh9-w5jh-v2v6.