---
id: "CVE-2020-16010"
kind: "vulnerability"
aliases: ["CVE-2020-16010"]
title: "Google Chrome for Android UI: Google Chrome for Android UI Heap Buffer Overflow Vulnerability"
severity: "critical"
cvss: 9.6
epss: 0.06363
exploited: true
status: "open"
category: "runtime"
products: [{"name": "Google Chrome for Android UI", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["android", "chrome", "exploited", "mobile", "runtime"]
not_affected_if: ["chrome-not-installed", "patched-device"]
published_at: "2020-11-03T03:15:15+00:00"
first_seen_at: "2026-10-23T19:11:53+00:00"
updated_at: "2026-10-23T21:57:35+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-16010", "first_seen_at": "2026-10-23T19:11:53+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-16010", "first_seen_at": "2026-10-23T19:13:44+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-16010", "first_seen_at": "2026-10-23T21:57:35+00:00"}]
---

# Google Chrome for Android UI: Google Chrome for Android UI Heap Buffer Overflow Vulnerability

A heap buffer overflow in the Chrome for Android UI lets an attacker who already controls the renderer process escape the browser sandbox. Exploitation is confirmed in the wild, per CISA's Known Exploited Vulnerabilities catalog.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Google Chrome for Android UI affected ? fixed ?

## How to check

Open Chrome on the device and check the version under Settings > About Chrome; compare it with the fixed release in the vendor notice.

## Fix

Update Chrome for Android to the latest release through Google Play, per the vendor instructions CISA references.

## Timeline

- 2026-10-23T19:11:53+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-16010
- 2026-10-23T19:13:44+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2020-16010
- 2026-10-23T21:57:35+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2020-16010

## From the sources

Google Chrome for Android UI contains a heap buffer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page.

CISA required action: Apply updates per vendor instructions.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_