CVE-2023-35172

HIGH

Nextcloud Server < 21.0.9.12 - Brute Force

Title source: rule

Description

NextCloud Server and NextCloud Enterprise Server provide file storage for Nextcloud, a self-hosted productivity platform. In NextCloud Server versions 25.0.0 until 25.0.7 and 26.0.0 until 26.0.2 and Nextcloud Enterprise Server versions 21.0.0 until 21.0.9.12, 22.0.0 until 22.2.10.12, 23.0.0 until 23.0.12.7, 24.0.0 until 24.0.12.2, 25.0.0 until 25.0.7, and 26.0.0 until 26.0.2, an attacker can bruteforce the password reset links. Nextcloud Server n 25.0.7 and 26.0.2 and Nextcloud Enterprise Server 21.0.9.12, 22.2.10.12, 23.0.12.7, 24.0.12.2, 25.0.7, and 26.0.2 contain a patch for this issue. No known workarounds are available.

References (3)

Scores

CVSS v3 8.7
EPSS 0.0050
EPSS Percentile 65.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Classification

CWE
CWE-307
Status published

Affected Products (2)

nextcloud/nextcloud_server < 21.0.9.12
nextcloud/nextcloud_server < 25.0.7

Timeline

Published Jun 23, 2023
Tracked Since Feb 18, 2026