The Kunena extension before 5.1.14 for Joomla! allows XSS via BBCode.
https://www.kunena.org/blog/207-kunena-5-1-14-released
https://vel.joomla.org/resolved/2260-kunena-5-0-x-5-1-14-xss-cross-site-scripting
https://github.com/h3llraiser/CVE-2019-15120
Source: Mitre, NVD
Published: 2019-08-16
Updated: 2026-06-17
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.01427