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

Q: How do I fix CVE-2026-79418?

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

Q: Is CVE-2026-79418 being exploited?

CVE-2026-79418 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-2026-79418 affect?

CVE-2026-79418 affects gestao x business suite. Severity is high (CVSS 8.7). EMX Tecnologia Gestao X version <= 8.4 contains a Stored Cross-Site Scripting (XSS) vulnerability in the Help Chat functionality. Improper neutralization of user-controlled input during web page generation allows authenticated attackers to

Q: How urgent is CVE-2026-79418?

Priority 43/100. High severity; Public exploit reference

This month

HIGH 8.7UPGRADE

CVE-2026-79418 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.

EMX Tecnologia Gestao X version <= 8.4 contains a Stored Cross-Site Scripting (XSS) vulnerability in the Help Chat functionality. Improper neutralization of user-controlled input during web page generation allows authenticated attackers to execute arbitrary JavaScript in the context of other authenticated users, potentially resulting in session hijacking, account takeover, and unauthorized actions.

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-2026-79418?

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

Is CVE-2026-79418 being exploited?

CVE-2026-79418 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-2026-79418 affect?

CVE-2026-79418 affects gestao x business suite. Severity is high (CVSS 8.7). EMX Tecnologia Gestao X version <= 8.4 contains a Stored Cross-Site Scripting (XSS) vulnerability in the Help Chat functionality. Improper neutralization of user-controlled input during web page generation allows authenticated attackers to

How urgent is CVE-2026-79418?

Priority 43/100. High severity; Public exploit reference

Related CVEs

CVE-2026-79419 HIGH 8.7 UPGRADE A reflected cross-site scripting (XSS) vulnerability exists in EMX Tecnologia Gestao X Business Suite 8.4 and

References

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