CVE-2026-21627 PUBLISHED

Extension - tassos.gr - SQL injection and Unauthenticated File Read in Novarain/Tassos Framework v4.10.14 – v6.0.37 for Joomla

Assigner: Joomla
Reserved: 01.01.2026 Published: 20.02.2026 Updated: 20.02.2026

The vulnerability was rooted in how the Tassos Framework plugin handled specific AJAX requests through Joomla’s com_ajax entry point. Under certain conditions, internal framework functionality could be invoked without proper restriction.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS Score: 9.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	High	Integrity	High	Integrity	High
Attack Requirements	Present	Availability	High	Availability	High
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	tassos.gr
Product	Novarain/Tassos Framework (plg_system_nrframework)
Versions	Default: unaffected Version 4.10.14–6.0.37 is affected

Vendor	tassos.gr
Product	Convert Forms
Versions	Default: unaffected Version 3.2.12–5.1.0 is affected

Vendor	tassos.gr
Product	EngageBox
Versions	Default: unaffected Version 6.0.0–7.1.0 is affected

Vendor	tassos.gr
Product	Google Structured Data
Versions	Default: unaffected Version 5.1.7–6.1.0 is affected

Vendor	tassos.gr
Product	Advanced Custom Fields
Versions	Default: unaffected Version 2.2.0–3.1.0 is affected

Vendor	tassos.gr
Product	Smile Pack
Versions	Default: unaffected Version 1.0.0–2.1.0 is affected

Credits

p1r0x / ssd-disclosure.com finder

References

https://tassos.gr

Problem Types

CWE-284 Improper Access Control CWE

Impacts

CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs