Description

Joomla! Core is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to bypass intended access restrictions and perform otherwise restricted actions. Joomla! Core versions ranging from 2.5.0 and up to and including 3.9.19 are vulnerable.

Remediation

Update to Joomla! Core version 3.9.20 or latest

References

https://developer.joomla.org/security-centre/819-20200702-core-missing-checks-can-lead-to-a-broken-usergroups-table-record.html

Related Vulnerabilities

Jenkins Other Vulnerability (CVE-2021-21689)

WordPress Plugin Dropshix Security Bypass (4.0.13)

WebLogic Improper Input Validation Vulnerability (CVE-2021-45105)

WordPress Plugin WPE Indoshipping Multiple Remote File Inclusion Vulnerabilities (2.5.0)

WordPress Plugin ZTR Zeumic Work Timer Multiple Unspecified Vulnerabilities (1.0.6)

Severity

High

Classification

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass CWE-264 CVE-2020-15699