Critical severity · published Feb 9, 2026
CVE-2026-25893
FUXA Unauthenticated Remote Code Execution via Admin JWT Minting
9.8
CVSS
0.8%
EPSS
No
On KEV
Description
FUXA is a web-based Process Visualization (SCADA/HMI/Dashboard) software. Prior to 1.2.10, an authentication bypass vulnerability in FUXA allows an unauthenticated, remote attacker to gain administrative access via the heartbeat refresh API and execute arbitrary code on the server. This issue has been patched in FUXA version 1.2.10.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FU
FUXA · frangoteam
< 1.2.10 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25893
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25893
Patch
https://github.com/frangoteam/FUXA/commit/fe82348d160904d0013b9a3e267d50158f5c7afb
Patch
https://github.com/frangoteam/FUXA/security/advisories/GHSA-vwcg-c828-9822
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9.8
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FUXA 1.2.8 and prior contains an Authentication Bypass vulnerability leading to Remote Code Execution (RCE)
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FUXA Unauthenticated Remote Code Execution via Arbitrary File Write in Upload API
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CVE-2026-25894
FUXA Unauthenticated Remote Code Execution via Hardcoded JWT Secret in Default Configuration
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CVE-2026-25938
FUXA Unauthenticated Remote Code Execution in Node-RED Integration
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CVE-2025-69981
FUXA v1.2.7 contains an Unrestricted File Upload vulnerability in the `/api/upload` API endpoint