The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5959 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-5959-1                   security@debian.org     https://www.debian.org/security/                       Moritz Muehlenhoff     July 06, 2025                         https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : thunderbird     CVE ID         : CVE-2025-5986 CVE-2025-6424 CVE-2025-6425 CVE-2025-6429                      CVE-2025-6430

    Multiple security issues were discovered in Thunderbird, which could     result in the execution of arbitrary code.

    For the stable distribution (bookworm), these problems have been fixed in     version 1:128.12.0esr-1~deb12u1.

    We recommend that you upgrade your thunderbird packages.

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

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

Detections

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Debian dsa-5959 : thunderbird - security update

critical Nessus Plugin ID 241386

Version 1.2

Version 1.1

Version 1.2 Jul 11, 2025, 12:06 PM IAVM reference Plugin Feed: 202507111206
Version 1.1 Jul 7, 2025, 12:08 AM New Plugin Feed: 202507070008