CVE-2013-2031

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    CVE-2013-2031

    Published: 18 Nov 2013Last Modified: 10 Apr 2026

    Summary:

    Details: MediaWiki before 1.19.6 and 1.20.x before 1.20.5 allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a CDATA section containing valid UTF-7 encoded sequences in a SVG file, which is then incorrectly interpreted as UTF-8 by Chrome and Firefox.

    References: http://secunia.com/advisories/55433, http://secunia.com/advisories/57472, http://security.gentoo.org/glsa/glsa-201310-21.xml, http://www.debian.org/security/2014/dsa-2891, http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-April/000129.html, https://bugzilla.wikimedia.org/show_bug.cgi?id=47304, http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105784.html, http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105825.html, http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106293.html, http://www.openwall.com/lists/oss-security/2013/05/01/2, http://www.securityfocus.com/bid/59594

    Affected packages

    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