CVE-2018-16466

HIGH

Nextcloud Server <14.0.0-12.0.11 - Privilege Escalation

Title source: llm
STIX 2.1

Description

Improper revalidation of permissions in Nextcloud Server prior to 14.0.0, 13.0.6 and 12.0.11 lead to not accepting access restrictions by acess tokens.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://hackerone.com/reports/388515

Scores

CVSS v3 8.1
EPSS 0.0012
EPSS Percentile 30.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Details

CWE
CWE-284 CWE-273
Status published
Products (2)
nextcloud/nextcloud_server 14.0.0 beta1 (6 CPE variants)
nextcloud/nextcloud_server < 12.0.11
Published Oct 30, 2018
Tracked Since Feb 18, 2026