What’s Vulnerable › Vulnerabilities

CVE-2004-2083

• Severity: low (CVSS 2.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2004-02-11 · updated 2026-06-16

Description

Opera Web Browser 7.0 through 7.23 allows remote attackers to trick users into executing a malicious file by embedding a CLSID in the file name, which causes the malicious file to appear as a trusted file type, aka "File Download Extension Spoofing."

Affected products

• Opera Browser: from 7.0 through 7.23

References

• http://secunia.com/Internet_Explorer_File_Download_Extension_Spoofing_Test/
• http://secunia.com/advisories/10760
• http://www.opera.com/docs/changelogs/windows/750b1/
• http://www.osvdb.org/3917
• http://www.securityfocus.com/bid/9640
• https://exchange.xforce.ibmcloud.com/vulnerabilities/21698
• http://secunia.com/Internet_Explorer_File_Download_Extension_Spoofing_Test/
• http://secunia.com/advisories/10760
• http://www.opera.com/docs/changelogs/windows/750b1/
• http://www.osvdb.org/3917
• http://www.securityfocus.com/bid/9640
• https://exchange.xforce.ibmcloud.com/vulnerabilities/21698

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