CWE
79
Advisory Published
Updated

CVE-2012-4378: XSS

First published: Thu Oct 26 2017(Updated: )

Multiple cross-site scripting (XSS) vulnerabilities in MediaWiki before 1.18.5 and 1.19.x before 1.19.2, when unspecified JavaScript gadgets are used, allow remote attackers to inject arbitrary web script or HTML via the userlang parameter to w/index.php.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
debian/mediawiki
1:1.31.16-1+deb10u2
1:1.31.16-1+deb10u6
1:1.35.11-1~deb11u1
1:1.35.13-1~deb11u1
1:1.39.4-1~deb12u1
1:1.39.5-1~deb12u1
1:1.39.5-1
MediaWiki<=1.18.4
MediaWiki=1.19.0
MediaWiki=1.19.1

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Frequently Asked Questions

  • What is the severity of CVE-2012-4378?

    CVE-2012-4378 is classified as a moderate severity vulnerability due to its potential for cross-site scripting attacks.

  • How do I fix CVE-2012-4378?

    To fix CVE-2012-4378, update MediaWiki to version 1.18.5 or later, or 1.19.2 or later.

  • What types of attacks can be performed using CVE-2012-4378?

    CVE-2012-4378 allows attackers to perform cross-site scripting (XSS) attacks by injecting arbitrary web scripts or HTML.

  • Which versions of MediaWiki are affected by CVE-2012-4378?

    CVE-2012-4378 affects MediaWiki versions prior to 1.18.5 and the 1.19.x versions prior to 1.19.2.

  • Is authentication required to exploit CVE-2012-4378?

    No, CVE-2012-4378 can be exploited by unauthenticated remote attackers.

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