CVE-2020-8150: Nextcloud Server

Medium severity, CVSS 4.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A cryptographic issue in Nextcloud Server 19.0.1 allowed an attacker to downgrade the encryption scheme and break the integrity of encrypted files.

Affected products

• Nextcloud Nextcloud Server: before 19.0.2 (fixed in 19.0.2)

Published 2020-11-09. Last modified 2026-06-17.