CVE-2021-22895

PoC —

CVSS 3.1

5.9 medium

EPSS

1%p62

Published

Jun 11, 2021 (Jun 11, 2021)

Modified

Jun 17, 2026

Description

Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the "Register with a Provider" flow.

Vendors: nextcloud debian
Products: desktop, debian linux
Weakness: CWE-295
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.0%)

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