Information disclosure in Nextcloud Server - CVE-2021-32766
Published: September 7, 2021
Vulnerability identifier: #VU56366
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-32766
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output within the Nextcloud Text application. A remote attacker can gain unauthorized access to sensitive information on the system.
Affected software
Nextcloud Server
How to mitigate CVE-2021-32766
Install updates from vendor's website.
Nextcloud Server - addressed in versions 20.0.12, 21.0.4, 22.1.0