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Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVE-2015-1406

Severity Medium
Score 5.4/10

Summary

The ghost npm package before versions 0.5.9 is affected by Cross-Site Scripting vulnerability which would allow an attacker to execute arbitrary javascript code in a victim's web-browser. This happens both by uploading a malicious payload as blog’s image, in blog’s cover and in user’s avatar and user’s cover; or by creating a new post and put, for example, a javascript payload code as tag for the post.

  • LOW
  • NETWORK
  • LOW
  • UNCHANGED
  • NONE
  • LOW
  • LOW
  • NONE

CWE-79 - Cross Site Scripting

Cross-Site Scripting, commonly referred to as XSS, is the most dominant class of vulnerabilities. It allows an attacker to inject malicious code into a pregnable web application and victimize its users. The exploitation of such a weakness can cause severe issues such as account takeover, and sensitive data exfiltration. Because of the prevalence of XSS vulnerabilities and their high rate of exploitation, it has remained in the OWASP top 10 vulnerabilities for years.

Advisory Timeline

  • Published