Description
Missing validation of server certificates for out-going connections in Nextcloud Social < 0.4.0 allowed a man-in-the-middle attack.
References (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/915585
Broken Link, Product x_refsource_confirm
https://nextcloud.com/security/advisory/?id=NC-SA-2020-043
Scores
CVSS v3
7.4
EPSS
0.0011
EPSS Percentile
28.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Details
CWE
CWE-295
Status
published
Products (1)
nextcloud/social
< 0.4.0
Published
Nov 19, 2020
Tracked Since
Feb 18, 2026