CVE-2020-8259

HIGH 8.1CVE-2020-8259 · Published 16/11/2020 · updated 17/06/2026

In short

CVE-2020-8259 is a HIGH (CVSS 8.1) vulnerability affecting nextcloud server (nextcloud).
Chance of exploitation in the next 30 days (EPSS): 0.74%, higher than 54.5% of all vulnerabilities.
Fix: update to 20.0.0 or later.

Package	Affected versions	Patched versions
nextcloud server nextcloud	`< 20.0.0`	`20.0.0`

Insufficient protection of the server-side encryption keys in Nextcloud Server 19.0.1 allowed an attacker to replace the encryption keys.

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Package

Affected versions

Patched versions

< 20.0.0

20.0.0

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