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Debian LTS Advisory DLA-2878-1                [email protected]
https://www.debian.org/lts/security/                       Guilhem Moulin
January 12, 2022                              https://wiki.debian.org/LTS
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Package        : roundcube
Version        : 1.2.3+dfsg.1-4+deb9u10
CVE ID         : CVE-2021-46144
Debian Bug     : 1003027

It was discovered that roundcube, a skinnable AJAX based webmail
solution for IMAP servers, did not properly sanitize HTML
messages. This would allow an attacker to perform Cross-Site Scripting
(XSS) attacks.

For Debian 9 stretch, this problem has been fixed in version

We recommend that you upgrade your roundcube packages.

For the detailed security status of roundcube 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