SEPTEMBER 18, 2026
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Case File

CVE-2026-4430

HIGH · CVSS 7.8 EPSS 0.08%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-07 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Office.

CVE
CVE-2026-4430
Severity
HIGH
CVSS
7.8
EPSS
0.08%
Office

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)