RHEL 9 : cockpit-machines (RHSA-2026:86970)

medium Nessus Plugin ID 369536

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Synopsis

The remote Red Hat host is missing one or more security updates for cockpit-machines.

Description

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:86970 advisory.

Cockpit component for managing libvirt virtual machines.

Security Fix(es):

* cockpit-machines: cockpit-machines: Sensitive data exposure via command-line arguments (CVE-2026-92768)

* cockpit-machines: cockpit-machines: Sensitive Data Exposure of guest credentials via JSON argument in process list (CVE-2026-92747)

* cockpit-machines: cockpit-machines: Information Disclosure of RHSM Offline Token via Process Arguments (CVE-2026-92745)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

Solution

Update the RHEL cockpit-machines package based on the guidance in RHSA-2026:86970.

Plugin Details

Severity: Medium

ID: 369536

File Name: redhat-RHSA-2026-86970.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 10/21/2026

Updated: 10/21/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.71

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

CVSS Score Source: CVE-2026-92768

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:9, cpe:/o:redhat:rhel_eus:9.8, p-cpe:/a:redhat:enterprise_linux:cockpit-machines

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 10/21/2026

Vulnerability Publication Date: 9/18/2026

Reference Information

CVE: CVE-2026-92745, CVE-2026-92747, CVE-2026-92768

CWE: 214

RHSA: 2026:86970

Detections

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