---
id: "CVE-2016-7200"
kind: "vulnerability"
aliases: ["CVE-2016-7200"]
title: "Microsoft Edge: Microsoft Edge Memory Corruption Vulnerability"
severity: "critical"
cvss: 8.8
epss: 0.82779
exploited: true
status: "open"
category: "vendor"
products: [{"name": "Microsoft Edge", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["browser-users", "exploited", "microsoft-edge", "vendor", "windows"]
not_affected_if: ["unknown"]
published_at: "2016-11-10T06:59:15+00:00"
first_seen_at: "2026-10-23T19:11:52+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-2016-7200", "first_seen_at": "2026-10-23T19:11:52+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2016-7200", "first_seen_at": "2026-10-23T19:13:45+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-7200", "first_seen_at": "2026-10-23T21:57:35+00:00"}]
---

# Microsoft Edge: Microsoft Edge Memory Corruption Vulnerability

The Chakra JavaScript engine in Microsoft Edge has a memory corruption flaw that a crafted web page can trigger. An attacker who gets a user to visit a malicious site can run code on the victim's machine or crash the browser.

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

## Affected

- vendor:Microsoft Edge affected ? fixed ?

## How to check

Open Edge, go to Settings > About Microsoft Edge and confirm the version is current; unknown for a specific fixed version in the sources.

## Fix

Update Microsoft Edge to the latest version per vendor instructions; the specific fixed version is unknown from the sources.

## Timeline

- 2026-10-23T19:11:52+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2016-7200
- 2026-10-23T19:13:45+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2016-7200
- 2026-10-23T21:57:35+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2016-7200

## From the sources

The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-7201, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243.

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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_