CVE-2026-79419
EMX Tecnologia Gestao X Business Suite Reflected Cross-Site Scripting
Description
A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and earlier. The vulnerability is caused by insufficient validation and sanitization of the mensagem parameter in the /Configuracao/Imagens.aspx endpoint, allowing an authenticated attacker to inject arbitrary JavaScript code that is reflected and executed in the context of a victim's browser.
INFO
Published Date :
Sept. 4, 2026, 4:18 p.m.
Last Modified :
Sept. 17, 2026, 7:20 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | ||||
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | ||||
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update EMX Tecnologia Gestao X Business Suite to version 8.5 or later.
- Validate and sanitize the 'mensagem' parameter.
- Implement output encoding for user-supplied data.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-79419.
| URL | Resource |
|---|---|
| https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/view | Exploit Technical Description Third Party Advisory |
| https://emxtecnologia.com.br/gestao-x-business-suite/ | Product |
| https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/view | Exploit Technical Description Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-79419 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-79419
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-79419 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-79419 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Sep. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N Added CPE Configuration OR *cpe:2.3:a:emxtecnologia:gestao_x_business_suite:*:*:*:*:*:*:*:* versions up to (including) 8.4 Added Reference Type MITRE: https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/view Types: Exploit, Technical Description, Third Party Advisory Added Reference Type MITRE: https://emxtecnologia.com.br/gestao-x-business-suite/ Types: Product Added Reference Type CISA-ADP: https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/view Types: Exploit, Technical Description, Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N Removed CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Changed SSVC {'id': 'CVE-2026-79419', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-09-09T19:54:24.886496Z'} {'id': 'CVE-2026-79419', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-17T16:20:25.159980Z'} -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Removed CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 09, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-79 Added Reference https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/view Added SSVC {'id': 'CVE-2026-79419', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-09-09T19:54:24.886496Z'} -
CVE Modified by [email protected]
Sep. 05, 2026
Action Type Old Value New Value Changed Description A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and earlier. The vulnerability is caused by insufficient validation and sanitization of the mensagem parameter in the /Configuracao/Imagens.aspx endpoint, allowing an unauthenticated attacker to inject arbitrary JavaScript code that is reflected and executed in the context of a victim's browser. A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and earlier. The vulnerability is caused by insufficient validation and sanitization of the mensagem parameter in the /Configuracao/Imagens.aspx endpoint, allowing an authenticated attacker to inject arbitrary JavaScript code that is reflected and executed in the context of a victim's browser. -
New CVE Received by [email protected]
Sep. 04, 2026
Action Type Old Value New Value Added Description A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and earlier. The vulnerability is caused by insufficient validation and sanitization of the mensagem parameter in the /Configuracao/Imagens.aspx endpoint, allowing an unauthenticated attacker to inject arbitrary JavaScript code that is reflected and executed in the context of a victim's browser. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/79xxx/CVE-2026-79419.json">CVE-2026-79419</a> Added Reference https://drive.google.com/file/d/1QVH1MRo3G4KqmBORkhXITzcYmO_BDjWc/view Added Reference https://emxtecnologia.com.br/gestao-x-business-suite/