CVE-2004-2491

Public Exploit

Description

A race condition in Opera web browser 7.53 Build 3850 causes Opera to fill in the address bar before the page has been loaded, which allows remote attackers to spoof the URL in the address bar via the window.open and location.replace HTML parameters, which facilitates phishing attacks.

Category

2.6
CVSS
Severity: Low
CVSS 2.0 •
EPSS 10.39% Top 10%
Third-Party Advisory secunia.com Third-Party Advisory securityfocus.com Third-Party Advisory ibmcloud.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/16816 vdb entry third party advisory
http://archives.neohapsis.com/archives/fulldisclosure/2004-07/1056.html mailing list exploit broken link
http://secunia.com/advisories/12162 third party advisory patch broken link
http://www.opera.com/windows/changelogs/754/ patch broken link
http://www.osvdb.org/8317 exploit vdb entry broken link
http://www.securityfocus.com/bid/10810 patch exploit vdb entry third party advisory broken link

Frequently Asked Questions

What is the severity of CVE-2004-2491?
CVE-2004-2491 has been scored as a low severity vulnerability.
How to fix CVE-2004-2491?
To fix CVE-2004-2491, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2004-2491 being actively exploited in the wild?
It is possible that CVE-2004-2491 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.