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  5. CVE-2021-29438

CVE-2021-29438: Cross-site Scripting

April 13, 2021 (updated November 7, 2023)

The Nextcloud dialogs library 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 If you need to display HTML in the toast, explicitly pass the options.isHTML config flag.

References

  • nvd.nist.gov/vuln/detail/CVE-2021-29438

Code Behaviors & Features

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Affected versions

All versions before 3.1.2

Fixed versions

  • 3.1.2

Solution

Upgrade to version 3.1.2 or above.

Impact 5.4 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

npm/@nextcloud/dialogs/CVE-2021-29438.yml

Spotted a mistake? Edit the file on GitLab.

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