CVE-2016-7200VulnerabilityPublished 03/28/2022Updated 10/24/2026

CVE-2016-7200: Microsoft Edge Memory Corruption Vulnerability

Affects Microsoft EdgeSource CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 03/28/2022
KEV deadline: 04/18/2022
EPSS: 82.8% chance of exploitation in 30 days – higher than 99% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

nvd.nist.gov/vuln/detail/CVE-2016-7200 (opens in a new tab)

Description

CVE-2016-7200 is a memory corruption vulnerability in the Chakra JavaScript engine used by Microsoft Edge. It allows remote attackers to execute arbitrary code or cause a denial of service by visiting a crafted website. This vulnerability has been exploited in the wild.

Summary

The Chakra JavaScript scripting engine in Microsoft Edge contains a memory corruption flaw that can be triggered by a specially crafted website. Successful exploitation can lead to remote code execution or denial of service conditions. This vulnerability is identified as CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer). It has been observed to be exploited in the wild, indicating active threat usage.

Impact

Remote attackers can exploit this vulnerability to execute arbitrary code on affected systems or cause a denial of service by crashing the browser. This can lead to compromise of user systems running vulnerable versions of Microsoft Edge.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch links or official fix information is provided, users should monitor Microsoft security advisories for updates. Employing updated browsers and avoiding untrusted websites can reduce risk until a fix is available.

Weaknesses

CWE-119Buffer Errors (Memory Bounds) (opens in a new tab)

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 11:11:52 UTC

Weaknesses

References

Related threats