A ruby-gon security update has been released for Debian GNU/Linux 9 LTS to address a cross-site scripting (XSS) vulnerability.

DLA 2380-1: ruby-gon security update

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Debian LTS Advisory DLA-2380-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Chris Lamb
September 26, 2020   https://wiki.debian.org/LTS
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Package : ruby-gon
Version : 6.1.0-1+deb9u1
CVE ID : CVE-2020-25739
Debian Bug : #970938

It was discovered that there was a cross-site scripting (XSS)
vulnerability in ruby-gon, a Ruby library to send/convert data to
Javascript from a Ruby application.

For Debian 9 "Stretch", this problem has been fixed in version
6.1.0-1+deb9u1.

We recommend that you upgrade your ruby-gon packages.

For the detailed security status of ruby-gon please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/ruby-gon

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://wiki.debian.org/LTS