CVE-2025-64403

HighCVSS 8.1/10Last modified Oct 18, 2026

Description

Apache OpenOffice Calc spreadsheet can contain links to other files, in the form of "external data sources". A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause such links to be loaded without prompt.

This issue affects Apache OpenOffice: through 4.1.15.

Users are recommended to upgrade to version 4.1.16, which fixes the issue.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-862

Affected software

No affected versions have been published.

Timeline

Published: Nov 12, 2025
Last modified: Oct 18, 2026
NVD status: Analyzed

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