CVE-2016-7201: Microsoft Edge Memory Corruption Vulnerability

CVE-2016-7201: Technical Deep-Dive (Auto Refreshed)

Generated on 2026-03-30T15:19:48.026Z. This file is automatically regenerated every 30 minutes by the CVE AI enrichment job using web sources (NVD, MITRE, CISA KEV, GitHub).

Executive Technical Summary

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-2016-7200, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243.

Context preserved from previous revision: 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-2016-7200, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243. Notes: Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

Technical Details

CVE: CVE-2016-7201
KEV date added: 2022-03-28
KEV due date: 2022-04-18
NVD published: 2016-11-10
NVD modified: 2025-10-22
MITRE modified: 2025-10-21
CVSS base score: 8.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS exploitability score: 2.8
CVSS impact score: 5.9
Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

Versions and Products Impacted

microsoft / edge
n/a / n/a (versions: n/a)

Weakness Classification

CWE-843

Repositories for Lab Validation (Public Examples)

Ostorlab/KEV | stars: 608 | updated: 2026-03-23 | https://github.com/Ostorlab/KEV
Notes: Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
CVEDB/awesome-cve-repo | stars: 9 | updated: 2026-03-10 | https://github.com/CVEDB/awesome-cve-repo
CVEDB/top | stars: 2 | updated: 2026-01-17 | https://github.com/CVEDB/top

People and Organizations Mentioned

microsoft
Edge
Ostorlab
CVEDB

Practical Defensive Validation (Authorized Only)

Use only isolated environments and systems you own or are explicitly authorized to test.
Snapshot infrastructure before validation and preserve baseline logs (EDR, SIEM, OS, app).
Inventory microsoft / edge assets and confirm exact vulnerable versions with automated checks.
Patch in staged environments and validate closure with scanners + service health checks.
Map detections to MITRE ATT&CK tactics relevant to your environment and tune alert quality.

References

NVD record: https://nvd.nist.gov/vuln/detail/CVE-2016-7201
MITRE CVE record: https://www.cve.org/CVERecord?id=CVE-2016-7201
CISA KEV Catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
CISA KEV JSON feed: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json
KEV notes: https://nvd.nist.gov/vuln/detail/CVE-2016-7201
http://packetstormsecurity.com/files/140382/Microsoft-Edge-chakra.dll-Information-Leak-Type-Confusion.html
http://www.securityfocus.com/bid/94038
http://www.securitytracker.com/id/1037245
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129
https://github.com/theori-io/chakra-2016-11
https://www.exploit-db.com/exploits/40784/
https://www.exploit-db.com/exploits/40990/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7201
Repository example: https://github.com/Ostorlab/KEV
Repository example: https://github.com/CVEDB/awesome-cve-repo
Repository example: https://github.com/CVEDB/top

This content is for defensive security training and authorized validation only.