CVE-2021-41233

MEDIUM

Nextcloud <22.2.1 - Info Disclosure

Title source: llm
STIX 2.1

Description

Nextcloud text is a collaborative document editing using Markdown built for the nextcloud server. Due to an issue with the Nextcloud Text application, which is by default shipped with Nextcloud Server, an attacker is able to access the folder names of "File Drop". For successful exploitation an attacker requires knowledge of the sharing link. It is recommended that users upgrade their Nextcloud Server to 20.0.14, 21.0.6 or 22.2.1. Users unable to upgrade should disable the Nextcloud Text application in the application settings.

References (2)

Core 2
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/nextcloud/text/pull/1884

Scores

CVSS v3 6.5
EPSS 0.0027
EPSS Percentile 50.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-862 CWE-863
Status published
Products (1)
nextcloud/nextcloud_server < 20.0.14
Published Mar 10, 2022
Tracked Since Feb 18, 2026