The MoinMoin 1.9.1 release [1] corrects a security issue related to sys.argv that only affects 1.9.x releases (as per the Moin security fix announcements page [2] and the Secunia advisory [3]). According to that advisory, this vulnerability can be used to disclose sensitive information, but no additional details are given. The changelog indicates: Version 1.9.1: Bug fixes: * Fixed sys.argv security issue ... Fedora 12 and prior versions contain MoinMoin 1.8.x, whereas Rawhide currently has 1.9.0 and requires being updated to 1.9.1. [1] http://hg.moinmo.in/moin/1.9/raw-file/1.9.1/docs/CHANGES [2] http://moinmo.in/SecurityFixes [3] http://secunia.com/advisories/38242/
The CVE identifier of CVE-2010-0667 has been assigned to this.