Description
A user could create a docx or odt file with a # in the filename with confidential information such as a credit card number and have it not be marked as confidential.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Nextcloud | Files Confidential | 3.3.0 – ≤ 5.0.0 | — |
Advisories 1
- WID-SEC-2026-4185 Nextcloud (Server, Tables, Whiteboard, Files Confidential, Collectives, Richdocuments): Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 27, 2026