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    CVE-2004-2491

    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.

    Published:Dec 31, 2004
    Last Modified:Apr 16, 2026
    EPS:Oct 25, 2005
    EPSS Score:0.1039
    CVSS Score:2.6

    Affected Products

    Vendor
    Opera
    Product
    Opera Browser

    Exploits

    http://archives.neohapsis.com/archives/fulldisclosure/2004-07/1056.htmlhttp://www.osvdb.org/8317http://www.securityfocus.com/bid/10810http://archives.neohapsis.com/archives/fulldisclosure/2004-07/1056.htmlhttp://www.osvdb.org/8317http://www.securityfocus.com/bid/10810https://www.exploit-db.com/exploits/24325

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High