CVE-2021-29438

Summary

The Nextcloud dialogs library (npm package @nextcloud/dialogs) before 3.1.2 insufficiently escaped text input passed to a toast. If your application displays toasts with user-supplied input, this could lead to a XSS vulnerability. The vulnerability has been patched in version 3.1.2 If you need to display HTML in the toast, explicitly pass the options.isHTML config flag.

Affected Software

VendorProductVersion RangeStatus
nextcloudnextcloud-dialogs< 3.1.2affected

Weaknesses

  • CWE-79: {"CWE-79":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}
  • CWE-80: {"CWE-80":"Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)"}

ADP Enrichment

CVE Program Container

Additional References

References