CVE-2026-79419: A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and

Q: How do I fix CVE-2026-79419?

gestao x business suite: upgrade to newer than 8.4. Exact commands for each OS are on this page.

Q: Is CVE-2026-79419 being exploited?

CVE-2026-79419 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-79419 affect?

CVE-2026-79419 affects gestao x business suite. Severity is high (CVSS 8.7). 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/Im

Q: How urgent is CVE-2026-79419?

Priority 43/100. High severity; Public exploit reference

This month

HIGH 8.7UPGRADE

CVE-2026-79419 is a high-severity flaw (CVSS 8.7) affecting gestao x business suite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.7 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-09-04
Last modified	2026-09-17

Publisher (CNA): MITRE · Vendor: emxtecnologia

Last updated 2026-09-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-04 16:18 UTCPublished CVE record published
2026-09-17 19:20 UTCUpdated Record last modified

emxtecnologia gestao x business suite UPGRADE

Affected: <= 8.4

Fixed in: newer than 8.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy gestao-x-business-suite || rpm -q gestao-x-business-suite || gestao-x-business-suite --version

2. UPGRADE to newer than 8.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade gestao-x-business-suite

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gestao-x-business-suite

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-79419?

gestao x business suite: upgrade to newer than 8.4. Exact commands for each OS are on this page.

Is CVE-2026-79419 being exploited?

CVE-2026-79419 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-79419 affect?

CVE-2026-79419 affects gestao x business suite. Severity is high (CVSS 8.7). 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/Im

How urgent is CVE-2026-79419?

Priority 43/100. High severity; Public exploit reference

Related CVEs

CVE-2026-79418 HIGH 8.7 UPGRADE EMX Tecnologia Gestao X version <= 8.4 contains a Stored Cross-Site Scripting (XSS) vulnerability in the Help

References

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