Shemes.com Grabit 1.5.3, and possibly earlier, allows remote attackers to cause a denial of service (application crash) via a .nzb file with a subject field containing ';' (semicolon) characters. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
https://exchange.xforce.ibmcloud.com/vulnerabilities/32579
http://www.vupen.com/english/advisories/2007/0664