CVE-2016-7201VulnerabilityPublished 03/28/2022Updated 10/24/2026

CVE-2016-7201: 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: 80.0% 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-2016-7201 (opens in a new tab)

Description

CVE-2016-7201 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. No specific affected versions or patch information is provided in the available data.

Summary

The Chakra JavaScript engine in Microsoft Edge contains a memory corruption flaw that can be triggered remotely via a specially crafted website. Successful exploitation can lead to remote code execution or denial of service conditions. This vulnerability is tracked as CVE-2016-7201 and has been observed in active exploitation campaigns. The vulnerability is categorized under CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer).

Impact

Exploitation of this vulnerability allows remote attackers to execute arbitrary code on the affected system or cause a denial of service by corrupting memory. This can lead to full compromise of the affected system or browser instability. The vulnerability has been exploited in the wild, indicating active threat usage.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor Microsoft security advisories for updates and apply any available security updates for Microsoft Edge promptly.

Weaknesses

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

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 11:11:55 UTC

Weaknesses

References

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