CVE-2026-106359 Security feature bypass in Chrome
A confused deputy flaw in Chrome allows remote attackers to bypass web origin policy 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-2026-106359?
CVE-2026-106359 is a medium-severity 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
Confused deputy in DeviceBoundSessionCredentials in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
Weakness: CWE-441
Which versions are affected by CVE-2026-106359?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-106359?
Upgrade to a fixed version.
Is CVE-2026-106359 being exploited?
There is no known exploitation of CVE-2026-106359 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-106359, ECHO-fec4-53e9-e290, GHSA-g3v7-wppm-f23m, MINI-r2qh-q553-xv5c.