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

CVE-2017-20158

Medium
6.1/10

Summary

A vulnerability was found in vova07 Yii2 FileAPI Widget versions prior to 0.1.9. It has been declared as problematic. Affected by this vulnerability is the function "run" of the file "actions/UploadAction.php". The manipulation of the argument file leads to Cross-Site Scripting. The attack can be launched remotely. It is recommended to upgrade the affected component. The identifier VDB-217141 was assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

  • 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