CVE-2017-7787

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    CVE-2017-7787

    Published: 11 Jun 2018Last Modified: 16 Apr 2026

    Summary:

    Details: Same-origin policy protections can be bypassed on pages with embedded iframes during page reloads, allowing the iframes to access content on the top level page, leading to information disclosure. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

    References: https://www.debian.org/security/2017/dsa-3928, https://www.debian.org/security/2017/dsa-3968, https://www.mozilla.org/security/advisories/mfsa2017-18/, https://www.mozilla.org/security/advisories/mfsa2017-19/, http://www.securityfocus.com/bid/100234, https://access.redhat.com/errata/RHSA-2017:2456, https://access.redhat.com/errata/RHSA-2017:2534, https://www.mozilla.org/security/advisories/mfsa2017-20/, http://www.securitytracker.com/id/1039124, https://security.gentoo.org/glsa/201803-14, https://bugzilla.mozilla.org/show_bug.cgi?id=1322896

    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
    CVE-2017-7787 | CVE-DB