CVE-2023-28847

LOW

Nextcloud Server <24.0.11 & <25.0.5 - Info Disclosure

Title source: llm
STIX 2.1

Description

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. In Nextcloud Server 24.0.0 prior to 24.0.11 and 25.0.0 prior to 25.0.5; as well as Nextcloud Server Enterprise 23.0.0 prior to 23.0.12.6, 24.0.0 prior to 24.0.11, and 25.0.0 prior to 25.0.5; an attacker is not restricted in verifying passwords of share links so they can just start brute forcing the password. Nextcloud Server 24.0.11 and 25.0.5 and Nextcloud Enterprise Server 23.0.12.6, 24.0.11, and 25.0.5 contain a fix for this issue. No known workarounds are available.

References (3)

Core 3
Core References
Issue Tracking, Patch x_refsource_misc
https://github.com/nextcloud/server/pull/35057
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1894653

Scores

CVSS v3 3.1
EPSS 0.0026
EPSS Percentile 49.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-307
Status published
Products (2)
nextcloud/nextcloud_server 23.0.0 - 23.0.12.6
nextcloud/nextcloud_server 24.0.0 - 24.0.11
Published Apr 25, 2023
Tracked Since Feb 18, 2026