Node.js CVE-2019-5422
MEDIUMSeverity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionNVD
XSS in buttle npm package version 0.2.0 causes execution of attacker-provided code in the victim's browser when an attacker creates an arbitrary file on the server.
AnalysisAI
XSS in buttle npm package version 0.2.0 causes execution of attacker-provided code in the victim's browser when an attacker creates an arbitrary file on the server. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
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. XSS in buttle npm package version 0.2.0 causes execution of attacker-provided code in the victim's browser when an attacker creates an arbitrary file on the server. Affected products include: Buttle Project Buttle. Version information: version 0.2.0.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. 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
Leaving vuln.today