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Plotly Security Advisory - XSS in Chart Studio web interface

Summary of issue

Two separate Cross-Site Scripting (XSS) vulnerabilities have been fixed in the Chart Studio web interface.

  1. By tricking an unsuspecting user into following a specially crafted link to Chart Studio Cloud, an attacker could perform any action any action using the victim’s credentials on that site.

  2. An attacker could trick an unsuspecting user into viewing a specially crafted dashboard on Chart Studio Cloud or a Chart Studio On-Premise server. The vulnerability would have allowed the attacker to perform any action using the victim’s credentials on that site.

Thanks to Nassim Bouali and Mahmoud G. for reporting these issues.

Affected products and versions

  • Chart Studio Cloud was vulnerable to both issues prior to 2016-11-04.
  • Chart Studio On-Premise version 2.0.0 is vulnerable to the second issue.


  • Both issues were fixed in Chart Studio Cloud on 2016-11-04.
  • The second issue issue has been fixed in Chart Studio On-Premise version 2.0.1, which is available as a free upgrade to all current Chart Studio On-Premise customers. (The first issue has never affected Chart Studio On-Premise.)

General notes regarding security reporting

Please send all security reports concerning Plotly products to

Return to the main Plotly Security Advisories page