Debian Security Advisory 1297-1 - Bernhard R. Link discovered that the CVS browsing interface of Gforge, a collaborative development tool, performs insufficient escaping of URLs, which allows the execution of arbitrary shell commands with the privileges of the www-data user.
45ab5403d0eafdc6db0f802dd07bd4297ec136f7c5aee171cc4d7f4b748a3193