CVE-2026-4430

Published: Mag 07, 2026 Last Modified: Mag 08, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,4
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: passive
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 7,8
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0001
Percentile
0,0th
Updated

EPSS Score Trend (Last 2 Days)

787

Out-of-bounds Write

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Availability Other
Potential Impacts:
Modify Memory Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Unexpected State
Applicable Platforms
Languages: Assembly, C, C++, Memory-Unsafe
Technologies: ICS/OT
Likelihood of Exploit: High
View CWE Details
Application

Libreoffice by Libreoffice

Product Information
Vendor Libreoffice
Product Libreoffice
Version Range Affected
From 26.2.0.0 (inclusive)
To 26.2.3.0 (exclusive)
cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Libreoffice by Libreoffice

Product Information
Vendor Libreoffice
Product Libreoffice
Version Range Affected
From 25.8.0.0 (inclusive)
To 25.8.7.0 (exclusive)
cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.libreoffice.org/about-us/security/advisories/cv…
https://www.libreoffice.org/about-us/security/advisories/cve-2026-4430