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CVE-2026-48940

LOW
3.4
CVSS 3.1
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.

Metadata

CVE ID
CVE-2026-48940
State
PUBLISHED
Assigner
Joomla
Reserved
2026-05-26 16:47 UTC
Published
2026-06-25 15:26 UTC
Last updated
2026-06-25 18:47 UTC
Primary CWE
CWE-79
CWE-79 Improper Neutralization of Input During Web Page Gene…
Vendor / Product
getk2.com / K2 extension for Joomla
Sources
cve.org  ·  NVD

Severity & Metrics

3.4 LOW CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:N/A:N
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
getk2.com K2 extension for Joomla — 1.0-2.26
Weakness (CWE)
CWESourceDescription
CWE-79 cna CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS scores (1)
ScoreSeverityVersionSourceVector
3.4 LOW 3.1 adp CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:N/A:N
References (1)
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