Mantis before 0.19.3 caches the User ID longer than necessary, which has unknown impact and attack vectors.
http://secunia.com/advisories/16506
http://secunia.com/advisories/17362
http://secunia.com/advisories/17654
Published: 2005-10-27
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High