CVE-2026-48940

LowCVSS 3.4/10Last modified Oct 25, 2026

Description

A Joomla user with K2 "create item" rights (Author tier by default) can submit an article whose `embedVideo` POST field contains a raw `<script>` tag; K2 stores it verbatim and renders it unescaped to any visitor of the article page.

Metrics

CVSS 3.1 3.4/10CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:N/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
getk2.org	K2 extension for Joomla	1.0-2.26

References

https://www.getk2.org/Product

Timeline

Published: Jun 25, 2026
Last modified: Oct 25, 2026
NVD status: Analyzed

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