Skip to main content

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

CVE-2020-13562

Severity Medium
Score 6.1/10

Summary

A cross-site scripting vulnerability exists in the template functionality of phpGACL 3.3.7. A specially crafted HTTP request can lead to arbitrary JavaScript execution. An attacker can provide a crafted URL to trigger this vulnaerability in the phpGACL template action parameter.

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

CWE-80 - Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

The software receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.

References

Advisory Timeline

  • Published