LibreOffice 24.8.x < 24.8.6 / 25.2.x < 25.2.2 (CVE-2025-2866)

medium Nessus Plugin ID 235031

Synopsis

The remote host is missing a security update.

Description

The version of LibreOffice installed on the remote host is prior to 24.8.6 or 25.2.2. It is, therefore, affected by a PDF signature spoofing vulnerability:

- Improper Verification of Cryptographic Signature vulnerability in LibreOffice allows PDF Signature Spoofing by Improper Validation. In the affected versions of LibreOffice a flaw in the verification code for adbe.pkcs7.sha1 signatures could cause invalid signatures to be accepted as valid This issue affects LibreOffice: from 24.8 before < 24.8.6, from 25.2 before < 25.2.2.

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

Solution

Upgrade to LibreOffice version 24.8.6 or 25.2.2 or later.

See Also

https://www.libreoffice.org/about-us/security/advisories/cve-2025-2866

Plugin Details

Severity: Medium

ID: 235031

File Name: libreoffice_25_2_2.nasl

Version: 1.1

Type: local

Agent: windows, macosx, unix

Family: Misc.

Published: 4/30/2025

Updated: 4/30/2025

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

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

CVSS Score Source: CVE-2025-2866

CVSS v3

Risk Factor: Medium

Base Score: 4

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

Vulnerability Information

CPE: cpe:/a:libreoffice:libreoffice

Required KB Items: installed_sw/LibreOffice

Patch Publication Date: 4/27/2025

Vulnerability Publication Date: 4/27/2025

Reference Information

CVE: CVE-2025-2866