Detections
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RHEL 9 : libreoffice (RHSA-2026:28290)

medium Nessus Plugin ID 322403

Synopsis

The remote Red Hat host is missing a security update for libreoffice.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:28290 advisory.

 LibreOffice is an open source, community-developed office productivity suite. It includes key desktop applications, such as a word processor, a spreadsheet, a presentation manager, a formula editor, and a drawing program. LibreOffice replaces OpenOffice and provides a similar but enhanced and extended office suite.

 Security Fix(es):

 * LibreOffice: LibreOffice: Denial of Service via crafted OOXML documents (CVE-2026-4430)

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

Solution

Update the RHEL libreoffice package based on the guidance in RHSA-2026:28290.

See Also

https://access.redhat.com/errata/RHSA-2026:28290

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2467657

http://www.nessus.org/u?07069299

Plugin Details

Severity: Medium

ID: 322403

File Name: redhat-RHSA-2026-28290.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 6/24/2026

Updated: 6/24/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-4430

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 4.5

Threat Vector: CVSS:4.0/E:U

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:autocorr-cs, p-cpe:/a:redhat:enterprise_linux:libreoffice-ure-common, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-zh-hans, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-nr, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-eu, p-cpe:/a:redhat:enterprise_linux:libreoffice-calc, p-cpe:/a:redhat:enterprise_linux:libreoffice-sdk, p-cpe:/a:redhat:enterprise_linux:libreoffice-impress, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-af, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-hi, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-as, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ca, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-sk, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-lt, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-tr, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-de, p-cpe:/a:redhat:enterprise_linux:autocorr-bg, p-cpe:/a:redhat:enterprise_linux:autocorr-pl, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-et, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-pt-br, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-lt, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-it, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-es, p-cpe:/a:redhat:enterprise_linux:autocorr-sk, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-gu, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-zh-hant, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-mr, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-el, p-cpe:/a:redhat:enterprise_linux:libreoffice-core, p-cpe:/a:redhat:enterprise_linux:autocorr-lt, p-cpe:/a:redhat:enterprise_linux:libreoffice-filters, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-fi, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ss, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-nl, p-cpe:/a:redhat:enterprise_linux:libreoffice-x11, p-cpe:/a:redhat:enterprise_linux:libreofficekit, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ar, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-he, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-xh, p-cpe:/a:redhat:enterprise_linux:autocorr-sv, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-dz, p-cpe:/a:redhat:enterprise_linux:autocorr-ga, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-fr, p-cpe:/a:redhat:enterprise_linux:autocorr-ro, p-cpe:/a:redhat:enterprise_linux:autocorr-fa, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-et, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ve, p-cpe:/a:redhat:enterprise_linux:autocorr-ca, p-cpe:/a:redhat:enterprise_linux:autocorr-fr, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-fi, p-cpe:/a:redhat:enterprise_linux:autocorr-en, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-sl, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ru, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-id, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-bn, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-pt-br, p-cpe:/a:redhat:enterprise_linux:autocorr-ko, p-cpe:/a:redhat:enterprise_linux:libreoffice-sdk-doc, p-cpe:/a:redhat:enterprise_linux:autocorr-de, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-br, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ru, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-pt-pt, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ta, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-zh-hant, p-cpe:/a:redhat:enterprise_linux:autocorr-fi, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-nn, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-sv, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ar, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-el, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ja, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-zh-hans, p-cpe:/a:redhat:enterprise_linux:autocorr-pt, p-cpe:/a:redhat:enterprise_linux:autocorr-is, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-bn, p-cpe:/a:redhat:enterprise_linux:libreoffice-graphicfilter, p-cpe:/a:redhat:enterprise_linux:autocorr-vi, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-kn, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-uk, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-te, p-cpe:/a:redhat:enterprise_linux:libreoffice-emailmerge, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-bg, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-gu, p-cpe:/a:redhat:enterprise_linux:autocorr-hu, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-fa, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-zu, p-cpe:/a:redhat:enterprise_linux:libreoffice-draw, p-cpe:/a:redhat:enterprise_linux:autocorr-zh, p-cpe:/a:redhat:enterprise_linux:libreoffice-writer, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-id, p-cpe:/a:redhat:enterprise_linux:autocorr-mn, p-cpe:/a:redhat:enterprise_linux:autocorr-hr, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-sk, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-nso, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-pt-pt, p-cpe:/a:redhat:enterprise_linux:libreoffice-base, p-cpe:/a:redhat:enterprise_linux:autocorr-it, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-hr, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ca, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ja, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ro, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ts, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-fr, p-cpe:/a:redhat:enterprise_linux:autocorr-da, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-uk, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-sr, p-cpe:/a:redhat:enterprise_linux:autocorr-el, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-it, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-hu, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-en, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-nl, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-si, p-cpe:/a:redhat:enterprise_linux:autocorr-hsb, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-fy, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-da, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-tr, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-da, p-cpe:/a:redhat:enterprise_linux:libreoffice-math, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-bg, p-cpe:/a:redhat:enterprise_linux:libreoffice, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-st, p-cpe:/a:redhat:enterprise_linux:autocorr-af, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-gl, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-lv, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ko, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ga, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-hu, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-nn, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-or, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-eo, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-eu, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-kk, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-cs, p-cpe:/a:redhat:enterprise_linux:autocorr-dsb, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-hi, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-si, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-dz, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-mai, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-sl, p-cpe:/a:redhat:enterprise_linux:libreoffice-gdb-debug-support, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-pl, p-cpe:/a:redhat:enterprise_linux:libreoffice-xsltfilter, p-cpe:/a:redhat:enterprise_linux:libreoffice-ure, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-cy, p-cpe:/a:redhat:enterprise_linux:autocorr-ru, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ml, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-lv, p-cpe:/a:redhat:enterprise_linux:libreoffice-gtk3, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-ta, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-pa, p-cpe:/a:redhat:enterprise_linux:autocorr-ja, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-pl, p-cpe:/a:redhat:enterprise_linux:autocorr-sr, p-cpe:/a:redhat:enterprise_linux:libreoffice-opensymbol-fonts, p-cpe:/a:redhat:enterprise_linux:autocorr-vro, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-he, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-th, p-cpe:/a:redhat:enterprise_linux:autocorr-es, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-tn, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-es, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-de, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-en, p-cpe:/a:redhat:enterprise_linux:autocorr-sl, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ro, p-cpe:/a:redhat:enterprise_linux:libreoffice-pdfimport, p-cpe:/a:redhat:enterprise_linux:libreoffice-wiki-publisher, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-gl, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-eo, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-nb, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-cs, p-cpe:/a:redhat:enterprise_linux:autocorr-nl, p-cpe:/a:redhat:enterprise_linux:libreoffice-data, p-cpe:/a:redhat:enterprise_linux:libreoffice-ogltrans, p-cpe:/a:redhat:enterprise_linux:libreoffice-pyuno, p-cpe:/a:redhat:enterprise_linux:autocorr-lb, p-cpe:/a:redhat:enterprise_linux:libreoffice-help-ko, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-sv, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-hr, cpe:/o:redhat:rhel_eus:9.8, p-cpe:/a:redhat:enterprise_linux:libreoffice-langpack-nb, p-cpe:/a:redhat:enterprise_linux:autocorr-tr

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: 6/24/2026

Vulnerability Publication Date: 5/7/2026

Reference Information

CVE: CVE-2026-4430

CWE: 787

RHSA: 2026:28290