CVE-2020-8420

high

Description

An issue was discovered in Joomla! before 3.9.15. A missing CSRF token check in the LESS compiler of com_templates causes a CSRF vulnerability.

References

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-29287

https://developer.joomla.org/security-centre/799-20200102-core-csrf-com-templates-less-compiler

Details

Source: Mitre, NVD

Published: 2020-01-28

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00736