CVE-2025-69970: FUXA v1.2.7 contains an insecure default configuration vulnerability in server/settings.default.js

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CRITICAL 9.3DOWNGRADE

CVE-2025-69970 is a critical-severity flaw (CVSS 9.3) affecting fuxa. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FUXA v1.2.7 contains an insecure default configuration vulnerability in server/settings.default.js. The 'secureEnabled' flag is commented out by default, causing the application to initialize with authentication disabled. This allows unauthenticated remote attackers to access sensitive API endpoints, modify projects, and control industrial equipment immediately after installation.

Why this priority

Critical severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.3 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-1188
Published	2026-02-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: frangoteam

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-03 18:16 UTCPublished CVE record published
2026-06-17 10:00 UTCUpdated Record last modified

frangoteam fuxa DOWNGRADE

Affected: 1.2.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2.7

1. Check installed version

apt-cache policy fuxa || rpm -q fuxa || fuxa --version

2. No fixed release: DOWNGRADE to a release before 1.2.7 (Debian / Ubuntu)

apt-cache madison fuxa sudo apt install fuxa=<VERSION_BEFORE_1.2.7> sudo apt-mark hold fuxa

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list fuxa sudo dnf downgrade fuxa-<VERSION_BEFORE_1.2.7> sudo dnf versionlock add fuxa

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-69970?

fuxa: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-69970 being exploited?

CVE-2025-69970 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-2025-69970 affect?

CVE-2025-69970 affects fuxa. Severity is critical (CVSS 9.3). FUXA v1.2.7 contains an insecure default configuration vulnerability in server/settings.default.js. The 'secureEnabled' flag is commented out by default, causing the application to initialize with authentication disabled. This allows unauth

How urgent is CVE-2025-69970?

Priority 44/100. Critical severity

Related CVEs

CVE-2026-25752 CRITICAL 9.1 UPGRADE FUXA is a web-based Process Visualization (SCADA/HMI/Dashboard) software
CVE-2026-25751 HIGH 7.5 UPGRADE FUXA is a web-based Process Visualization (SCADA/HMI/Dashboard) software
CVE-2025-69985 CRITICAL 9.8 UPGRADE FUXA 1.2.8 and prior contains an Authentication Bypass vulnerability leading to Remote Code Execution (RCE)
CVE-2025-69983 CRITICAL 9.8 DOWNGRADE FUXA v1.2.7 allows Remote Code Execution (RCE) via the project import functionality
CVE-2025-69981 CRITICAL 9.8 DOWNGRADE FUXA v1.2.7 contains an Unrestricted File Upload vulnerability in the `/api/upload` API endpoint

References

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