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

CVE-2020-14063

Severity Medium
Score 6.1/10

Summary

A stored Cross-Site Scripting (XSS) vulnerability in the TC Custom JavaScript plugin before 1.2.2 for WordPress allows unauthenticated remote attackers to inject arbitrary JavaScript via the tccj-content parameter. This is displayed in the page footer of every front-end page and executed in the browser of visitors.

  • LOW
  • NETWORK
  • LOW
  • CHANGED
  • REQUIRED
  • NONE
  • 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.

References

Advisory Timeline

  • Published