6.8
Medium
CVE-2026-63266 LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document
Description
LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. Through such a link a document could open an embedded Firebird database that wrote a file to any location the user could write to. In fixed versions an embedded Firebird database can open or create files only inside its own private directory.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| LibreOffice 26.2 | 26.2 → latest | No fix stated |
Other CVEs of LibreOffice
The 48 CVEs of LibreOffice →
CVE-2026-76181
Heap buffer overflow in dBASE index import
5.4
Medium
CVE-2026-63270
URLs could be constructed which expanded environment variable or INI file values, so potentially sensitive information…
6.7
Medium
CVE-2026-63269
LibreOffice can link to audio and video files from a document, and on Linux it plays them with GStreamer
6.7
Medium
CVE-2026-63268
LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document
6.7
Medium