CVE-2020-28645

CRITICAL

Owncloud < 10.6.0 - Improper Input Validation

Title source: rule

Description

Deleting users with certain names caused system files to be deleted. Risk is higher for systems which allow users to register themselves and have the data directory in the web root. This affects ownCloud/core versions < 10.6.

Scores

CVSS v3 9.1
EPSS 0.0026
EPSS Percentile 48.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Classification

CWE
CWE-20
Status published

Affected Products (1)

owncloud/owncloud < 10.6.0

Timeline

Published Feb 09, 2021
Tracked Since Feb 18, 2026