Vulnerability record · CVE-2016-3202 · published 16 June 2016

CVE-2016-3202: Microsoft chakra javascript improper input validation vulnerability

Microsoft · Chakra Javascript

The Microsoft (1) Chakra JavaScript, (2) JScript, and (3) VBScript engines, as used in Microsoft Internet Explorer 10 and 11 and Microsoft Edge, allow 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."

7.5 CVSS 3.0 High EPSS 17% · top 3.0% CWE-20 · Improper input validationCWE-119 · Memory buffer overflow

7.5CVSS 3.0 base score, v2 7.6

17%EPSS exploitation probability, 30 days

NoNot in CISA KEV

3Affected product versions listed by NVD

8References

17 Jun 2026Last modified by NVD

Description

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Chakra Javascript Microsoft

Jscript Microsoft

Vbscript Microsoft

References

Link	Tags
http://www.securitytracker.com/id/1036096
http://www.securitytracker.com/id/1036099
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-063
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-068
http://www.securitytracker.com/id/1036096
http://www.securitytracker.com/id/1036099
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-063
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-068

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-3202), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.