Extension - tassos.gr - Arbitrary File Deletion in Novarain/Tassos Framework < 6.1.0 for Joomla

Summary

CVE	CVE-2026-48906
State	PUBLISHED
Assigner	Joomla
Source Priority	CVE Program / NVD first with legacy fallback
Published	2026-05-27 11:16:24 UTC
Updated	2026-06-01 14:33:36 UTC
Description	The vulnerability in the Tassos Framework Plugin allows users to delete arbitrary files on the affected sites.

Risk And Classification

Primary CVSS: v4.0 9.3 CRITICAL from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:X

EPSS: 0.000510000 probability, percentile 0.163740000 (date 2026-06-04)

Problem Types: CWE-284 | NVD-CWE-noinfo | CWE-284 CWE-284 Improper Access Control

Version	Source	Type	Score	Severity	Vector
4.0	[email protected]	Secondary	9.3	CRITICAL	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/C...`
4.0	CNA	CVSS	9.3	CRITICAL	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/AU:Y`
3.1	[email protected]	Primary	8.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H`

CVSS v4.0 Breakdown

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

None

Privileges Required

None

User Interaction

None

Confidentiality

None

Integrity

High

Availability

High

Sub Conf.

None

Sub Integrity

High

Sub Availability

High

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Tassos	Advanced Custom Fields	All	All	All	All
Application	Tassos	Advanced Custom Fields	All	All	All	All
Application	Tassos	Convert Forms	All	All	All	All
Application	Tassos	Convert Forms	All	All	All	All
Application	Tassos	Engagebox	All	All	All	All
Application	Tassos	Engagebox	All	All	All	All
Application	Tassos	Google Structured Data	All	All	All	All
Application	Tassos	Google Structured Data	All	All	All	All
Application	Tassos	Mailchimp Auto-subscribe	All	All	All	All
Application	Tassos	Mailchimp Auto-subscribe	All	All	All	All
Application	Tassos	Smile Pack	All	All	All	All
Application	Tassos	Smile Pack	All	All	All	All
Application	Tassos	Tassos Code Snippets	1.0.0	All	All	All
Application	Tassos	Tassos Framework	All	All	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Tassos.gr	Novarain/Tassos Framework Plg System Nrframework	affected 1.0.0-6.0.1	Not specified
CNA	Tassos.gr	Convert Forms	affected 1.0.0-4.4.12	Not specified
CNA	Tassos.gr	Convert Forms	affected 5.0.0-5.1.5	Not specified
CNA	Tassos.gr	EngageBox	affected 1.0.0-6.3.11	Not specified
CNA	Tassos.gr	EngageBox	affected 7.0.0-7.1.1	Not specified
CNA	Tassos.gr	Google Structured Data	affected 1.0.0-5.6.11	Not specified
CNA	Tassos.gr	Google Structured Data	affected 6.0.0-6.1.9	Not specified
CNA	Tassos.gr	Advanced Custom Fields	affected 1.0.0-2.8.12	Not specified
CNA	Tassos.gr	Advanced Custom Fields	affected 3.0.0-3.1.3	Not specified
CNA	Tassos.gr	Smile Pack	affected 1.0.0-1.2.6	Not specified
CNA	Tassos.gr	Smile Pack	affected 2.0.0-2.1.0	Not specified
CNA	Tassos.gr	Tassos Code Snippets	affected 1.0.0	Not specified
CNA	Tassos.gr	MailChimp Auto-Subscribe	affected 1.0.0-5.0.5	Not specified
CNA	Tassos.gr	MailChimp Auto-Subscribe	affected 5.1.0-5.2.0	Not specified

References

Reference	Source	Link	Tags
tassos.gr	[email protected]	tassos.gr	Product
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Leandro Vallim (en)

There are currently no legacy QID mappings associated with this CVE.