CVE-2018-5157

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    CVE-2018-5157

    Published: 11 Jun 2018Last Modified: 16 Apr 2026

    Summary:

    Details: Same-origin protections for the PDF viewer can be bypassed, allowing a malicious site to intercept messages meant for the viewer. This could allow the site to retrieve PDF files restricted to viewing by an authenticated user on a third-party website. This vulnerability affects Firefox ESR < 52.8 and Firefox < 60.

    References: https://access.redhat.com/errata/RHSA-2018:1415, https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html, https://usn.ubuntu.com/3645-1/, https://www.debian.org/security/2018/dsa-4199, https://www.mozilla.org/security/advisories/mfsa2018-12/, http://www.securityfocus.com/bid/104136, http://www.securitytracker.com/id/1040896, https://access.redhat.com/errata/RHSA-2018:1414, https://security.gentoo.org/glsa/201810-01, https://www.mozilla.org/security/advisories/mfsa2018-11/, https://bugzilla.mozilla.org/show_bug.cgi?id=1449898

    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-2018-5157 | CVE-DB