Cross-site scripting (XSS) vulnerability in w3m 0.3.2 does not escape an HTML tag in a frame, which allows remote attackers to insert arbitrary web script or HTML and access files or cookies.
https://exchange.xforce.ibmcloud.com/vulnerabilities/10842
http://www.securityfocus.com/bid/6793
http://www.redhat.com/support/errata/RHSA-2003-045.html
http://www.redhat.com/support/errata/RHSA-2003-044.html
http://www.openpkg.com/security/advisories/OpenPKG-SA-2003.009.html
http://www.debian.org/security/2003/dsa-251
http://www.debian.org/security/2003/dsa-250
http://www.debian.org/security/2003/dsa-249
http://sourceforge.net/project/shownotes.php?release_id=124484
http://secunia.com/advisories/8053
http://secunia.com/advisories/8031
http://secunia.com/advisories/8016
http://secunia.com/advisories/8015
http://mi.med.tohoku.ac.jp/~satodai/w3m-dev-en/200211.month/838.html