CVE-2026-63267
LibreOffice Calc can link a cell range to an external csv data source, and the link is saved in the…
- Risk score
- 40/100
- CVSS
- 6.7 v4.0
- Exploit chance (30 days)
- 0.1%
- Published
- 5 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- LibreOffice Calc can link a cell range to an external csv data source, and the link is saved in the document. Such a link was fetched while the document loaded, so opening a document could read a local file into the sheet, or make a request to a host of the document's choosing. In fixed versions external data links ar…
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 6.7 medium
References
Original description
LibreOffice Calc can link a cell range to an external csv data source, and the link is saved in the document. Such a link was fetched while the document loaded, so opening a document could read a local file into the sheet, or make a request to a host of the document's choosing. In fixed versions external data links are updated under the same link update control as other links in a spreadsheet.
Last activity 5 Oct 2026. Patch Forecast updates every hour.