EIP-2026-103757

PRE-CVE

ABB Cylon FLXeon 9.3.4 - Default Credentials

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103757. PoCs published by LiquidWorm.

AI-analyzed exploit summary This advisory details the use of weak default credentials in ABB Cylon FLXeon BACnet controllers, allowing remote attackers to gain full control of the system. The document lists affected versions and provides default credentials for authentication bypass.

Description

ABB Cylon FLXeon 9.3.4 - Default Credentials

Exploits (1)

exploitdb WRITEUP
by LiquidWorm · texthardwaremultiple
https://www.exploit-db.com/exploits/52179

This advisory details the use of weak default credentials in ABB Cylon FLXeon BACnet controllers, allowing remote attackers to gain full control of the system. The document lists affected versions and provides default credentials for authentication bypass.

Classification
Writeup 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: ABB Cylon FLXeon Series (FBXi, FBTi, FBVi, CBX, CBT, CBV, UC32 Series) Firmware <=9.3.4
No auth needed
Prerequisites: Network access to the BACnet controller · Knowledge of default credentials
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026