The newsletter posting area in the web interface in Sympa 6.0.x before 6.0.10 and 6.1.x before 6.1.24 allows remote attackers to read arbitrary files via unspecified vectors.
advisories.mageia.org/MGASA-2015-0085.html
secunia.com/advisories/62387
secunia.com/advisories/62442
www.debian.org/security/2015/dsa-3134
www.mandriva.com/security/advisories?name=MDVSA-2015:051
www.openwall.com/lists/oss-security/2015/01/20/4
www.securityfocus.com/bid/72277
www.sympa.org/security_advisories