What’s Vulnerable › Vulnerabilities

CVE-2014-4123: Microsoft Internet Explorer Privilege Escalation Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-05-25
• EPSS: 47.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-10-15 · updated 2026-06-17

Description

Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted web site, aka "Internet Explorer Elevation of Privilege Vulnerability," as exploited in the wild in October 2014, a different vulnerability than CVE-2014-4124.

Affected products

• Microsoft Internet Explorer 11: 7, 8, 9, 10, 11

References

• http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
• http://secunia.com/advisories/60968
• http://www.securityfocus.com/bid/70326
• http://www.securitytracker.com/id/1031018
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-056
• http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
• http://secunia.com/advisories/60968
• http://www.securityfocus.com/bid/70326
• http://www.securitytracker.com/id/1031018
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-056
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4123

Get alerted when CVE-2014-4123 or the next vulnerability affects your stack