Upstream information

CVE-2026-4430 at MITRE

Description

Out-of-bounds write vulnerability in The Document Foundation LibreOffice via crafted OOXML documents with mismatched encryption salt parameters.

This issue affects LibreOffice: from 26.2 before 26.2.3, from 25.8 before 25.8.7.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having important severity.

CVSS v3 Scores
CVSS detail SUSE
Base Score 7
Vector CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
CVSS v4 Scores
CVSS detail CNA (The Document Foundation) SUSE
Base Score 5.4 7.3
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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Attack Vector Local Local
Attack Complexity Low High
Attack Requirements None Present
Privileges Required None None
User Interaction Passive Passive
Vulnerable System Confidentiality Impact Low High
Vulnerable System Integrity Impact Low High
Vulnerable System Availability Impact High High
Subsequent System Confidentiality Impact None None
Subsequent System Integrity Impact None None
Subsequent System Availability Impact None None
CVSSv4 Version 4.0 4.0
SUSE Bugzilla entry: 1264357 [NEW]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP7 libreoffice Affected
SUSE Linux Enterprise Module for Package Hub 15 SP7 libreoffice Affected
SUSE Linux Enterprise Server 15 SP7 libreoffice Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP7 libreoffice Affected
SUSE Linux Enterprise Workstation Extension 15 SP7 libreoffice Affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Server 15 SP5 libreoffice Affected
SUSE Linux Enterprise Server 15 SP6 libreoffice Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP6 libreoffice Affected
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise Desktop 15 SP5 libreoffice Affected
SUSE Linux Enterprise Desktop 15 SP6 libreoffice Affected
SUSE Linux Enterprise Module for Package Hub 15 SP5 libreoffice Affected
SUSE Linux Enterprise Module for Package Hub 15 SP6 libreoffice Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP5 libreoffice Affected
SUSE Linux Enterprise Workstation Extension 15 SP5 libreoffice Affected
SUSE Linux Enterprise Workstation Extension 15 SP6 libreoffice Affected
openSUSE Leap 15.5 libreoffice Affected
openSUSE Leap 15.6 libreoffice Affected


SUSE Timeline for this CVE

CVE page created: Thu May 7 13:09:39 2026
CVE page last modified: Thu May 7 15:19:40 2026