CVE-2020-16027 Information disclosure in Chrome

What is CVE-2020-16027?

CVE-2020-16027 is a medium-severity vulnerability in Google Chrome, published on 8 Jan 2021. 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

Insufficient policy enforcement in developer tools in Google Chrome prior to 87.0.4280.66 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from the user's disk via a crafted Chrome Extension.

Weakness: CWE-862

Which versions are affected by CVE-2020-16027?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2020-16027?

Upgrade to a fixed version.

Is CVE-2020-16027 being exploited?

There is no known exploitation of CVE-2020-16027 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 DEBIAN-CVE-2020-16027, GHSA-m82m-22qc-g394, UBUNTU-CVE-2020-16027.