Opera 8 Beta 3, when using first-generation vetted digital certificates, displays the Organizational information of an SSL certificate, which is easily spoofed and can facilitate phishing attacks.
https://exchange.xforce.ibmcloud.com/vulnerabilities/40503
https://euvd.enisa.europa.eu/vulnerability/EUVD-2005-1142
http://www.securityfocus.com/bid/13176
http://www.novell.com/linux/security/advisories/2005_31_opera.html
http://www.geotrust.com/resources/advisory/sslorg/sslorg-advisory.htm