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

CVE-2021-44478

Medium
6.1/10

Summary

A vulnerability has been identified in Polarion ALM (All versions < V21 R2 P2), Polarion WebClient for SVN (All versions). A cross-site scripting is present due to improper neutralization of data sent to the web page through the SVN WebClient in the affected product. An attacker could exploit this to execute arbitrary code and extract sensitive information by sending a specially crafted link to users with administrator privileges.

  • 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