CVE-2016-5191 Cross-site scripting in Chrome prior to 54.0.2840.59 for Windows, Mac, and Linux; 54.0.2840.85 for Android

What is CVE-2016-5191?

CVE-2016-5191 is a medium-severity cross-site scripting vulnerability in Google Chrome, published on 18 Dec 2016. 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

Bookmark handling in Google Chrome prior to 54.0.2840.59 for Windows, Mac, and Linux; 54.0.2840.85 for Android had insufficient validation of supplied data, which allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via crafted HTML pages, as demonstrated by an interpretation conflict between userinfo and scheme in an http://javascript:[email protected] URL.

Weakness: CWE-79

Which versions are affected by CVE-2016-5191?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2016-5191?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2016-5191 being exploited?

There is no known exploitation of CVE-2016-5191 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-4rf5-qf66-5m85, UBUNTU-CVE-2016-5191.