USN-7584-1: Roundcube vulnerability

Publication date

19 June 2025

Overview

Roundcube Webmail could allow remote code execution.


Packages

  • roundcube - skinnable AJAX based webmail solution for IMAP servers

Details

It was discovered that Roundcube Webmail did not properly sanitize the
_from parameter in a URL, leading to PHP Object Deserialization. A remote
attacker could possibly use this issue to execute arbitrary code.

It was discovered that Roundcube Webmail did not properly sanitize the
_from parameter in a URL, leading to PHP Object Deserialization. A remote
attacker could possibly use this issue to execute arbitrary code.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
25.04 plucky roundcube –  1.6.10+dfsg-1ubuntu0.1
roundcube-core –  1.6.10+dfsg-1ubuntu0.1
24.10 oracular roundcube –  1.6.8+dfsg-2ubuntu0.1
roundcube-core –  1.6.8+dfsg-2ubuntu0.1
24.04 noble roundcube –  1.6.6+dfsg-2ubuntu0.1
roundcube-core –  1.6.6+dfsg-2ubuntu0.1
22.04 jammy roundcube –  1.5.0+dfsg.1-2ubuntu0.1~esm4  
roundcube-core –  1.5.0+dfsg.1-2ubuntu0.1~esm4  
roundcube-plugins –  1.5.0+dfsg.1-2ubuntu0.1~esm4  
20.04 focal roundcube –  1.4.3+dfsg.1-1ubuntu0.1~esm5  
roundcube-core –  1.4.3+dfsg.1-1ubuntu0.1~esm5  
roundcube-plugins –  1.4.3+dfsg.1-1ubuntu0.1~esm5  
18.04 bionic roundcube –  1.3.6+dfsg.1-1ubuntu0.1~esm5  
roundcube-core –  1.3.6+dfsg.1-1ubuntu0.1~esm5  
roundcube-plugins –  1.3.6+dfsg.1-1ubuntu0.1~esm5  
16.04 xenial roundcube –  1.2~beta+dfsg.1-0ubuntu1+esm6  
roundcube-core –  1.2~beta+dfsg.1-0ubuntu1+esm6  
roundcube-plugins –  1.2~beta+dfsg.1-0ubuntu1+esm6  

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.


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