Windows Server 2016
CVE-2020-1055
MEDIUM
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionNVD
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'.
AnalysisAI
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. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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'. Affected products include: Microsoft Windows 10, Microsoft Windows Server 2016, Microsoft Windows Server 2019.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
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Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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