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 and subsequently execute a file deletion command. Joomla! Core version 4.0.0 is vulnerable.

Remediation

Update to Joomla! Core version 4.0.1 or latest

References

https://developer.joomla.org/security-centre/861-20210801-core-insufficient-access-control-for-com-media-deletion-endpoint.html

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Severity

High

Classification

CVE-2021-26040 CWE-284 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass