Transmission could be made to expose sensitive information over the network.
Justin C. Klein Keane discovered that the Transmission web client incorrectly escaped certain strings. If a user were tricked into opening a specially crafted torrent file, an attacker could possibly exploit this to conduct cross-site scripting (XSS) attacks.
26 September 2012
A security issue affects these releases of Ubuntu and its derivatives:
Transmission could be made to expose sensitive information over the network.
Justin C. Klein Keane discovered that the Transmission web client incorrectly escaped certain strings. If a user were tricked into opening a specially crafted torrent file, an attacker could possibly exploit this to conduct cross-site scripting (XSS) attacks.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart Transmission to make all the necessary changes.