The scanning engine in F-Prot Antivirus 6.2.1 4252 allows remote attackers to cause a denial of service (infinite loop) via a malformed ZIP archive, probably related to invalid offsets.

Directory traversal vulnerability in inc/wysiwyg.php in LetterIt 2 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the language parameter.

SQL injection vulnerability in index.php in phpMyRealty (PMR) 2.0.0 allows remote attackers to execute arbitrary SQL commands via the location parameter.

The content layout component in Mozilla Firefox 3.0 and 3.0.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted but well-formed web page that contains “a simple set of legitimate HTML tags.”

The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service (infinite loop and crash) via multiple long requests to a Ruby socket, related to memory allocation failure, and as demonstrated against Webrick.

WinZip before 11.0 does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning.