In Redcarpet before version 3.5.1, there is an injection
vulnerability which can enable a cross-site scripting attack.
In affected versions, no HTML escaping was being performed when
processing quotes. This applies even when the `:escape_html`
option was being used.
For Debian 9 stretch, this problem has been fixed in version
We recommend that you upgrade your ruby-redcarpet packages.
For the detailed security status of ruby-redcarpet please refer to
its security tracker page at:
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
Debian LTS Advisory DLA-2526-1 [email protected]
https://www.debian.org/lts/security/ Utkarsh Gupta
January 15, 2021 https://wiki.debian.org/LTS
Version : 3.3.4-2+deb9u1