CVE-2020-11891

Description

An issue was discovered in Joomla! before 3.9.17. Incorrect ACL checks in the access level section of com_users allow the unauthorized editing of usergroups.

How to fix CVE-2020-11891

To remediate CVE-2020-11891, upgrade the affected package to a fixed version below.

Bitnami/joomla—upgrade to 3.9.17 or later

Is CVE-2020-11891 being exploited?

Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.

Affected packages (1)

>= 3.8.8, < 3.9.17

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References (2)

WEBdeveloper.joomla.org/security-centre/809-20200401-core-incorrect-access-control-in-com-users-access-level-editing-function.html
WEBnvd.nist.gov/vuln/detail/CVE-2020-11891