What’s Vulnerable › Vulnerabilities

CVE-2019-0921

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-05-16 · updated 2026-06-17

Description

An spoofing vulnerability exists when Internet Explorer improperly handles URLs, aka 'Internet Explorer Spoofing Vulnerability'.

Affected products

• Microsoft Internet Explorer 11: 9, 10, 11
• Microsoft Internet Explorer 11: Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for x64-based Systems Service Pack 1, Windows 8.1 for 32-bit systems, Windows 8.1 for x64-based systems, Windows Server 2012 R2 (+18)
• Microsoft Internet Explorer 10: Windows Server 2012
• Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems: all versions
• Microsoft Internet Explorer 11 on Windows Server 2012: all versions
• Microsoft Internet Explorer 9: Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0921
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0921

Get alerted when CVE-2019-0921 or the next vulnerability affects your stack