Missing Authorization Affecting openoffice package, versions [,4.1.16)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published13 Nov 2025
- disclosed12 Nov 2025
- creditReginaldo Silva
Introduced: 12 Nov 2025
NewCVE-2025-64403 (opens in a new tab)How to fix?
Upgrade openoffice to version 4.1.16 or higher.
Overview
Affected versions of this package are vulnerable to Missing Authorization in Calc spreadsheets. An attacker can trigger the loading of remote documents as “external data sources”, without user consent, by crafting a malicious spreadsheet.