UBUNTU-CVE-2014-3146

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    UBUNTU-CVE-2014-3146

    Published: 14 May 2014Last Modified: 4 Feb 2026
    Upstream:
    CVE-2014-3146
    Aliases:
    USN-2217-1

    Summary:

    Details: Incomplete blacklist vulnerability in the lxml.html.clean module in lxml before 3.3.5 allows remote attackers to conduct cross-site scripting (XSS) attacks via control characters in the link scheme to the clean_html function.

    References: https://ubuntu.com/security/CVE-2014-3146, http://lxml.de/3.3/changes-3.3.5.html, http://seclists.org/fulldisclosure/2014/Apr/210, https://mailman-mail5.webfaction.com/pipermail/lxml/2014-April/007128.html, http://www.openwall.com/lists/oss-security/2014/05/09/7, http://secunia.com/advisories/58013, http://seclists.org/fulldisclosure/2014/Apr/319, https://ubuntu.com/security/notices/USN-2217-1, https://www.cve.org/CVERecord?id=CVE-2014-3146

    Affected packages

    Package

    Name: lxml

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.3.3-1ubuntu0.1

    Affected versions

    3.2.0-1

    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