CVE-2006-3796
DeluxeBB 1.07 and earlier does not properly handle a username composed of a single space character, which allows remote authenticated users to login as the "space" user, post as…
Published: 2006-07-21 · CVSS: Unscored
DeluxeBB 1.07 and earlier does not properly handle a username composed of a single space character, which allows remote authenticated users to login as the "space" user, post as the guest user, and block the ability of an administrator to ban the "space" user.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7