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CVE-2020-17480: Cross-site Scripting

August 10, 2020 (updated August 11, 2020)

TinyMCE allows XSS in the core parser, the paste plugin, and the visualchars plugin by using the clipboard or APIs to insert content into the editor.

References

  • nvd.nist.gov/vuln/detail/CVE-2020-17480
  • www.tiny.cloud/docs/release-notes/release-notes514/

Code Behaviors & Features

Detect and mitigate CVE-2020-17480 with GitLab Dependency Scanning

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Affected versions

All versions before 4.9.7, all versions starting from 5.0.0 before 5.1.4

Fixed versions

  • 4.9.7
  • 5.1.4

Solution

Upgrade to versions 4.9.7, 5.1.4 or above.

Impact 6.1 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/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/tinymce/CVE-2020-17480.yml

Spotted a mistake? Edit the file on GitLab.

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