CVE-2016-5217 Security feature bypass in Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android

What is CVE-2016-5217?

CVE-2016-5217 is a medium-severity vulnerability in Google Chrome, published on 19 Jan 2017. 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

The extensions API in Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android incorrectly permitted access to privileged plugins, which allowed a remote attacker to bypass site isolation via a crafted HTML page.

Weakness: CWE-284

Which versions are affected by CVE-2016-5217?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2016-5217?

Upgrade to a fixed version.

Is CVE-2016-5217 being exploited?

There is no known exploitation of CVE-2016-5217 in the wild and no public exploit code.

Other vulnerabilities in Google Chrome

• CVE-2022-4135 Google Chromium GPU Heap Buffer Overflow Exploited Critical 9.6
• CVE-2020-16017 Google Chrome Use-After-Free Exploited Critical 9.6
• CVE-2020-16010 Google Chrome for Android UI Heap Buffer Overflow Exploited Critical 9.6
• CVE-2026-87491 Google Chromium V8 Out of Bounds Write Exploited High 8.8
• CVE-2026-85046 Google Chromium V8 Type Confusion Exploited High 8.8

All Google Chrome vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-g2xq-29jh-wv3h, UBUNTU-CVE-2016-5217.