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

CVE-2023-5917

Medium
6.1/10

Summary

A vulnerability, which was classified as problematic, has been found in phpBB versions prior to 3.3.11. This issue affects the function "main" of the file "phpBB/includes/acp/acp_icons.php" of the component Smiley Pack Handler. The manipulation of the argument "pak" leads to Cross-site Scripting. The attack may be initiated remotely. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-244307.

  • 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