CVE-2026-48943 — Joomla Extension - getk2.org - Authenticated user property mass-assignment in K2 extension for Joomla < 2.26

CVE-2026-48943

Joomla Extension - getk2.org - Authenticated user property mass-assignment in K2 extension for Joomla < 2.26 PUBLISHED

Description (CNA)

K2 ≤ 2.24 contains a mass-assignment defect in the K2 system user plugin `plg_user_k2`. A Registered Joomla user, by including the field `K2UserForm=1` in a standard `com_users` `profile.save` POST, can write arbitrary values into the `notes`, `image`, and `plugins` columns of their own row in the `#__k2_users` table — none of which are exposed by the K2 frontend profile-edit form.

Affected (CNA)

Vendor / product	Versions
getk2.org / K2 extension for Joomla	affected 1.0-2.26

CWE

CWE-915

References

https://www.getk2.org/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.