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Vulnerabilities

Vulnerability · CVE-2016-0189

Microsoft Internet Explorer Memory Corruption Vulnerability

Published May 10, 2016 · catalog updated Jun 16, 2026 · Microsoft Internet Explorer

Patch now

CVE-2016-0189 is in the CISA known-exploited catalog, due Apr 18, 2022. Confirm Microsoft Internet Explorer against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
High7.5
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
94.06%
Remediation
Remediation guidance
Affected products
cpe microsoft/internet explorer · cpe microsoft/jscript · cpe microsoft/vbscript · vendor Microsoft Internet Explorer

The Microsoft (1) JScript 5.8 and (2) VBScript 5.7 and 5.8 engines, as used in Internet Explorer 9 through 11 and other products, 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," a different vulnerability than CVE-2016-0187.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe microsoft/internet explorer10
  • cpe microsoft/internet explorer11
  • cpe microsoft/internet explorer9
  • cpe microsoft/jscript5.8
  • cpe microsoft/vbscript5.7
  • cpe microsoft/vbscript5.8
  • vendor Microsoft Internet Explorerversion unspecified

How to fix CVE-2016-0189

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2016-0189 is in the CISA known-exploited catalog, due Apr 18, 2022. Confirm Microsoft Internet Explorer against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with microsoft/internet explorer 10; microsoft/internet explorer 11; microsoft/internet explorer 9. Apply updates per vendor instructions.

What should an analyst verify?

CWE-119: Buffer Overflow; CWE-787: Out-of-bounds Write. EPSS 94.06%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 10, 2016 · Catalog

    Detected

    The Microsoft (1) JScript 5.8 and (2) VBScript 5.7 and 5.8 engines, as used in Internet Explorer 9 through 11 and other products, 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," a different vulnerability than CVE-2016-0187.

  2. Mar 28, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Apr 18, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    The Microsoft (1) JScript 5.8 and (2) VBScript 5.7 and 5.8 engines, as used in Internet Explorer 9 through 11 and other products, 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," a different vulnerability than CVE-2016-0187.

Sources

  • CISA KEVConfirmed exploitationCVE-2016-0189

    The Microsoft JScript nd VBScript engines, as used in Internet Explorer and other products, allow attackers to execute remote code or cause a denial of service (memory corruption) via a crafted web site.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2016-0189

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2016-0189

    30-day exploitation probability 94.1%

    first.org
  • Exploit DatabasePublic exploit reference40118

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit ModulesPublic exploit moduleexploit_windows/browser/ms16_051_vbscript

    Public module reference (normal). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2016-0189

    The Microsoft (1) JScript 5.8 and (2) VBScript 5.7 and 5.8 engines, as used in Internet Explorer 9 through 11 and other products, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2016-0189

    The Microsoft JScript nd VBScript engines, as used in Internet Explorer and other products, allow attackers to execute remote code or cause a denial of service (memory corruption) via a crafted web site.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.