Vulnerability intelligence

CVE-2026-63277

The Document Foundation LibreOffice CWE-829

LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. A document could name a Java database driver for such a link to be loaded from a remote location, so opening the document could run Java code from that location. In fixed versions an entry in a Java class path has to be a file URL.

CVSS Score

8.5

High

EPSS — Exploit Probability

—

Awaiting FIRST.org data · checked 2026-10-06

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

unknown

Check vendor advisories