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.

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No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

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Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
getk2.com K2 extension for Joomla unaffected
Version Status Constraints
1.0-2.26 affected —

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Fixes

Solution

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Workaround

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References
Link Providers
https://www.getk2.org/ cve-icon
History

Thu, 25 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
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.
Title Joomla Extension - getk2.com - Stored-XSS in K2 extension for Joomla < 2.26
Weaknesses CWE-79
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published:

Updated: 2026-06-25T15:26:27.174Z

Reserved: 2026-05-26T16:47:13.550Z

Link: CVE-2026-48940

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-06-25T16:15:15Z

Weaknesses