What’s Vulnerable › Vulnerabilities

CVE-2014-6363

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 28.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2014-12-11 · updated 2026-06-17
• Weakness: CWE-399

Description

vbscript.dll in Microsoft VBScript 5.6 through 5.8, as used with Internet Explorer 6 through 11 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "VBScript Memory Corruption Vulnerability."

Affected products

• Microsoft Internet Explorer 11: 6, 7, 8, 9, 10, 11
• Microsoft Vbscript: 5.6, 5.7, 5.8

References

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-080
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-084
• https://www.exploit-db.com/exploits/40721/
• https://www.verisign.com/en_US/security-services/security-intelligence/vulnerability-reports/articles/index.xhtml?id=1075
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-080
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-084
• https://www.exploit-db.com/exploits/40721/
• https://www.verisign.com/en_US/security-services/security-intelligence/vulnerability-reports/articles/index.xhtml?id=1075

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