CVE-2017-7834

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    CVE-2017-7834

    Published: 11 Jun 2018Last Modified: 10 Mar 2026

    Summary:

    Details: A "data:" URL loaded in a new tab did not inherit the Content Security Policy (CSP) of the original page, allowing for bypasses of the policy including the execution of JavaScript. In prior versions when "data:" documents also inherited the context of the original page this would allow for potential cross-site scripting (XSS) attacks. This vulnerability affects Firefox < 57.

    References: , http://www.securityfocus.com/bid/101832, http://www.securitytracker.com/id/1039803, https://www.mozilla.org/security/advisories/mfsa2017-24/, https://bugzilla.mozilla.org/show_bug.cgi?id=1358009

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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