A vulnerability was found in Mercurial SCM 4.5.3/71.19.145.211. It has been declared as problematic. This vulnerability affects unknown code of the component Web Interface. The manipulation of the argument cmd leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

vendor_unpatched cve-2025-2361: Unpatched CVEs for Debian Linux (cve-2025-2361)

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2025:1054-1 advisory.

    - CVE-2025-2361: Fixed improper sanitization of user-controlled input passed via the cmd parameter in the     Mercurial SCM Web Interface (bsc#1239685)

Tenable has extracted the preceding description block directly from the SUSE 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 Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4094 advisory.

    -------------------------------------------------------------------------     Debian LTS Advisory DLA-4094-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                   Andreas Henriksson     March 27, 2025                                https://wiki.debian.org/LTS
    -------------------------------------------------------------------------

    Package        : mercurial     Version        : 5.6.1-4+deb11u1     CVE ID         : CVE-2025-2361     Debian Bug     : 1100899

    A cross-site scripting vulnerability was discovered in hgweb, the     integrated stand-alone web interface of the Mercurial version control     system.

    A problem in mercurial related to CVE-2023-27043 being fixed in python     was also adressed.

    For Debian 11 bullseye, these problems have been fixed in version     5.6.1-4+deb11u1.

    We recommend that you upgrade your mercurial packages.

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

    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 these issues but has instead relied only on the application's self-reported version number.

The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dsa-5883 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-5883-1                   security@debian.org     https://www.debian.org/security/                       Moritz Muehlenhoff     March 22, 2025                        https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : mercurial     CVE ID         : CVE-2025-2361

    A cross-site scripting vulnerability was discovered in hgweb, the     integrated stand-alone web interface of the Mercurial version control     system.

    For the stable distribution (bookworm), this problem has been fixed in     version 6.3.2-1+deb12u1.

    We recommend that you upgrade your mercurial packages.

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

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

    Mailing list: debian-security-announce@lists.debian.org

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
233489	SUSE SLED15 / SLES15 / openSUSE 15 Security Update : mercurial (SUSE-SU-2025:1054-1)	Nessus	SuSE Local Security Checks	medium
233465	Debian dla-4094 : mercurial - security update	Nessus	Debian Local Security Checks	critical
233214	Debian dsa-5883 : mercurial - security update	Nessus	Debian Local Security Checks	medium

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