CVE-2004-2659

Name: CVE-2004-2659
Creator: NVD / NIST
Published: 2004-12-31T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.10%

Last modified Jun 16, 2026

CVE-2004-2659 is a vulnerability of currently unknown severity. Opera offers an Open button to verify that a user wishes to execute a downloaded file, which allows user-assisted remote attackers to construct a race condition that tricks a user into clicking Open via a request for a different mouse or keyboard action very shortly before the Open dialog appears. NOTE: this is a different issue than CVE-2005-2407.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

Opera offers an Open button to verify that a user wishes to execute a downloaded file, which allows user-assisted remote attackers to construct a race condition that tricks a user into clicking Open via a request for a different mouse or keyboard action very shortly before the Open dialog appears. NOTE: this is a different issue than CVE-2005-2407.

Metrics

EPSS Probability

1.10%

61.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Mozilla	Mozilla	All versions
Opera	Opera Browser	All versions

References

http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0264.htmlBroken Link, Exploit
http://www.squarefree.com/2004/07/01/race-conditions-in-security-dialogs/Exploit, Vendor Advisory
http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0264.htmlBroken Link, Exploit
http://www.squarefree.com/2004/07/01/race-conditions-in-security-dialogs/Exploit, Vendor Advisory

Timeline

Published: Dec 31, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2004-2659?

How severe is CVE-2004-2659?

Severity scoring for CVE-2004-2659 is pending analysis. The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2004-2659?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2004-2659?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST