CVE-2020-0663
An elevation of privilege vulnerability exists when Microsoft Edge does not properly enforce cross-domain policies, which could allow an…
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
An elevation of privilege vulnerability exists when Microsoft Edge does not properly enforce cross-domain policies, which could allow an attacker to access information from one domain and inject it into another domain.In a web-based attack scenario, an attacker could host a website that is used to attempt to exploit the vulnerability, aka 'Microsoft Edge Elevation of Privilege Vulnerability'.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.2 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.6% · top 24% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.2.
Weakness
- Elevation of Privilege
Affected products
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 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
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for ARM64-based Systems
- affected unspecified
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0663 (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-2020-0663)Record last updated .