CVE-2026-106221 Security feature bypass in Chrome
Remote attackers can bypass web origin policy in Chrome on Android via social engineering and crafted HTML pages, requiring an upgrade to mitigate.
- 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-2026-106221?
CVE-2026-106221 is a high-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 WebAPKs in Google Chrome on on Android prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
Weakness: CWE-441
Which versions are affected by CVE-2026-106221?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-106221?
Upgrade to a fixed version.
Is CVE-2026-106221 being exploited?
There is no known exploitation of CVE-2026-106221 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-106221, ECHO-9359-81f3-4b4b, GHSA-4h4q-gf2g-cwh9, MINI-gv3h-cxh5-rmgg.