CVE-2020-1055

Description

A cross-site-scripting (XSS) vulnerability exists when Active Directory Federation Services (ADFS) does not properly sanitize user inputs, aka 'Microsoft Active Directory Federation Services Cross-Site Scripting Vulnerability'.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.97% Top 25%
Vendor Advisory microsoft.com
Affected: Microsoft Windows
Affected: Microsoft Windows Server
Affected: Microsoft Windows 10 Version 1909 for 32-bit Systems
Affected: Microsoft Windows 10 Version 1909 for x64-based Systems
Affected: Microsoft Windows 10 Version 1909 for ARM64-based Systems
Affected: Microsoft Windows Server, version 1909 (Server Core installation)
Affected: Microsoft Windows 10 Version 1903 for 32-bit Systems
Affected: Microsoft Windows 10 Version 1903 for x64-based Systems
Affected: Microsoft Windows 10 Version 1903 for ARM64-based Systems
Affected: Microsoft Windows Server, version 1903 (Server Core installation)
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1055 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-1055?
CVE-2020-1055 has been scored as a medium severity vulnerability.
How to fix CVE-2020-1055?
To fix CVE-2020-1055, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-1055 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-1055 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-1055?
CVE-2020-1055 affects Microsoft Windows, Microsoft Windows Server, Microsoft Windows 10 Version 1909 for 32-bit Systems, Microsoft Windows 10 Version 1909 for x64-based Systems, Microsoft Windows 10 Version 1909 for ARM64-based Systems, Microsoft Windows Server, version 1909 (Server Core installation), Microsoft Windows 10 Version 1903 for 32-bit Systems, Microsoft Windows 10 Version 1903 for x64-based Systems, Microsoft Windows 10 Version 1903 for ARM64-based Systems, Microsoft Windows Server, version 1903 (Server Core installation).
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