An issue was discovered in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. In includes/logging/RightsLogFormatter.php, group-*-member messages can result in XSS on Special:log/rights.

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-3896 advisory.

    - -------------------------------------------------------------------------     Debian LTS Advisory DLA-3896-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                          Adrian Bunk     September 26, 2024                            https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : mediawiki     Version        : 1:1.35.13-1+deb11u3     CVE ID         : CVE-2023-51704

    Privileged XSS in the user rights log has been fixed in the MediaWiki     wiki engine.

    For Debian 11 bullseye, this problem has been fixed in version     1:1.35.13-1+deb11u3.

    We recommend that you upgrade your mediawiki packages.

    For the detailed security status of mediawiki please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/mediawiki

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 40 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2024-2c564b942d advisory.

    https://www.mediawiki.org/wiki/Release_notes/1.41




Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3796 advisory.

    -------------------------------------------------------------------------     Debian LTS Advisory DLA-3796-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                       Guilhem Moulin     April 27, 2024                                https://wiki.debian.org/LTS
    -------------------------------------------------------------------------

    Package        : mediawiki     Version        : 1:1.31.16-1+deb10u8     CVE ID         : CVE-2023-51704

    Security vulnerabilities were found in mediawiki, a website engine for     collaborative work, that could lead to information disclosure, privilege     escalation, or denial of service.

    CVE-2023-51704

        group-.*-member messages were not properly escaped on         Special:log/rights.

    CVE-2024-PENDING

        It was discovered that Special:MovePage did not limit nor truncate         the list of subpages, which could lead to denial of service when.
        (The CVE ID for this issue has not been assigned yet.)

    For Debian 10 buster, this problem has been fixed in version     1:1.31.16-1+deb10u8.

    We recommend that you upgrade your mediawiki packages.

    For the detailed security status of mediawiki please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/mediawiki

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS     Attachment:
    signature.asc     Description: PGP signature

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
207820	Debian dla-3896 : mediawiki - security update	Nessus	Debian Local Security Checks	medium
195321	Fedora 40 : mediawiki / php-oojs-oojs-ui / php-wikimedia-cdb / etc (2024-2c564b942d)	Nessus	Fedora Local Security Checks	medium
194183	Debian dla-3796 : mediawiki - security update	Nessus	Debian Local Security Checks	medium

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