USN-3794-1: MoinMoin vulnerability

16 October 2018

moin vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS


MoinMoin could be made to expose sensitive information if it received a specially crafted input.

Software Description

  • moin - Collaborative hypertext environment


It was discovered that MoinMoin incorrectly handled certain inputs. An attacker could possibly use this issue to access sensitive information.

Update instructions

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

Ubuntu 18.04 LTS
python-moinmoin - 1.9.9-1ubuntu1.1
Ubuntu 16.04 LTS
python-moinmoin - 1.9.8-1ubuntu1.16.04.2
Ubuntu 14.04 LTS
python-moinmoin - 1.9.7-1ubuntu2.2

To update your system, please follow these instructions:

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