Opera before 8.50 allows remote attackers to spoof the content type of files via a filename with a trailing "." (dot), which might allow remote attackers to trick users into processing dangerous content.

References

• https://nvd.nist.gov/vuln/detail/CVE-2005-3007
• https://exchange.xforce.ibmcloud.com/vulnerabilities/22337
• http://marc.info/?l=bugtraq&m=112724692219695&w=2
• http://secunia.com/advisories/16645
• http://secunia.com/secunia_research/2005-42/advisory/
• http://www.opera.com/docs/changelogs/linux/850/
• http://www.opera.com/docs/changelogs/windows/850/
• http://www.osvdb.org/19509
• http://www.securityfocus.com/advisories/9339
• http://www.securityfocus.com/bid/14880
• http://www.vupen.com/english/advisories/2005/1789