CVE-2019-1220
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific…
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.8% · top 9.9% of all CVEs (6 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
- Security Feature Bypass
- CWE-425 (opens in a new tab)All about CWE-425 and its CVEs
Affected products
Microsoft · Internet Explorer 9
- affected Windows Server 2008 for 32-bit Systems Service Pack 2
- affected Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft · Internet Explorer 11
- affected Windows 7 for 32-bit Systems Service Pack 1
- affected Windows 7 for x64-based Systems Service Pack 1
- affected Windows Server 2008 R2 for x64-based Systems Service Pack 1
- affected Windows 8.1 for 32-bit systems
- affected Windows 8.1 for x64-based systems
- affected Windows Server 2012 R2
- affected Windows RT 8.1
- affected Windows 10 for 32-bit Systems
- affected Windows 10 for x64-based Systems
- affected Windows Server 2016
- affected Windows 10 Version 1607 for 32-bit Systems
- affected Windows 10 Version 1607 for x64-based Systems
- affected Windows 10 Version 1703 for 32-bit Systems
- affected Windows 10 Version 1703 for x64-based Systems
- affected Windows 10 Version 1709 for 32-bit Systems
- affected Windows 10 Version 1709 for x64-based Systems
- affected Windows 10 Version 1803 for 32-bit Systems
- affected Windows 10 Version 1803 for x64-based Systems
- affected Windows 10 Version 1803 for ARM64-based Systems
- affected Windows 10 Version 1809 for 32-bit Systems
- affected Windows 10 Version 1809 for x64-based Systems
- affected Windows 10 Version 1809 for ARM64-based Systems
- affected Windows Server 2019
- affected Windows 10 Version 1709 for ARM64-based Systems
Microsoft · Internet Explorer 11 on Windows Server 2012
- affected unspecified
Microsoft · Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems
- affected unspecified
Microsoft · Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems
- affected unspecified
Microsoft · Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems
- affected unspecified
Microsoft · Internet Explorer 10
- affected Windows Server 2012
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows Server 2016
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows Server 2019
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based Systems
- affected unspecified
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1220 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-1220)Record last updated .