Ubuntu Security Notice USN-774-1 – It was discovered that MoinMoin did not properly sanitize its input when attaching files, resulting in cross-site scripting (XSS) vulnerabilities. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/77401/USN-774-1.txt
Source: https://packetstormsecurity.com/files/77401/Ubuntu-Security-Notice-774-1.html