CVE-2020-8121: Nextcloud Server

High severity, CVSS 8.1. EPSS: 1% chance of exploitation in the next 30 days.

A bug in Nextcloud Server 14.0.4 could expose more data in reshared link shares than intended by the sharer.

Affected products

• Nextcloud Nextcloud Server: before 13.0.9 (fixed in 13.0.9); from 14.0.0, before 14.0.5 (fixed in 14.0.5); from 14.0.6, before 15.0.0 (fixed in 15.0.0)

Published 2020-02-04. Last modified 2026-06-17.