CVE-2026-77173

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.

Nextcloud Files ConfidentialApplications & CMS

CVSS

4.3Medium

ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV

Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet

Fixed inNone listedNo source names a fixed version yet

Published27 Oct 2026Updated 27 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version.