RHEL 10 : cockpit-image-builder (RHSA-2026:24331)

high Nessus Plugin ID 319645

Synopsis

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

Description

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:24331 advisory.

The image-builder-frontend generates custom images suitable for deploying systems or uploading to the cloud. It integrates into Cockpit as a frontend for osbuild.

Security Fix(es):

* lodash: prototype pollution in _.unset and _.omit functions (CVE-2025-13465)

* lodash: lodash: Arbitrary code execution via untrusted input in template imports (CVE-2026-4800)

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-image-builder package based on the guidance in RHSA-2026:24331.

Plugin Details

Severity: High

ID: 319645

File Name: redhat-RHSA-2026-24331.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 6/8/2026

Updated: 6/8/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2026-4800

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS v4

Risk Factor: High

Base Score: 7.9

Threat Score: 6.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H

CVSS Score Source: CVE-2025-13465

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:cockpit-image-builder, cpe:/o:redhat:enterprise_linux:10.2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/8/2026

Vulnerability Publication Date: 1/21/2026

Reference Information

CVE: CVE-2025-13465, CVE-2026-4800

CWE: 1321, 94

RHSA: 2026:24331

Detections

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