CVE-2021-46417

HIGH EXPLOITED NUCLEI

Franklin Fueling Systems Colibri Controller Module 1.8.19.8580 - Path Traversal

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-46417 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 2 public exploits from researchers including Momen Eldawakhly, Henry4E36. A Nuclei detection template is also available.

AI-analyzed exploit summary This exploit demonstrates a Local File Inclusion (LFI) vulnerability in Franklin Fueling Systems Colibri Controller Module 1.8.19.8580. It allows an attacker to read arbitrary files on the system by manipulating the `file_name` parameter in the `tsaupload.cgi` endpoint.

Description

Insecure handling of a download function leads to disclosure of internal files due to path traversal with root privileges in Franklin Fueling Systems Colibri Controller Module 1.8.19.8580.

Exploits (2)

exploitdb WORKING POC
by Momen Eldawakhly · textremotelinux
https://www.exploit-db.com/exploits/50861

This exploit demonstrates a Local File Inclusion (LFI) vulnerability in Franklin Fueling Systems Colibri Controller Module 1.8.19.8580. It allows an attacker to read arbitrary files on the system by manipulating the `file_name` parameter in the `tsaupload.cgi` endpoint.

Classification
Working Poc 100%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Franklin Fueling Systems Colibri Controller Module 1.8.19.8580
No auth needed
Prerequisites: Network access to the target system · The target system must be running the vulnerable version of the software
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC
by Henry4E36 · remote
https://github.com/Henry4E36/CVE-2021-46417

This PoC exploits a Local File Inclusion (LFI) vulnerability in Franklin Fueling Systems Colibri Controller Module by sending a crafted HTTP request to read arbitrary files (e.g., /etc/passwd). The script supports single URL or bulk URL testing via a file.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Franklin Fueling Systems Colibri Controller Module
No auth needed
Prerequisites: Network access to the target system · Vulnerable endpoint exposed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

Franklin Fueling Systems Colibri Controller Module 1.8.19.8580 - Local File Inclusion
HIGHVERIFIEDby For3stCo1d
Shodan: http.html:"Franklin Fueling Systems" || http.html:"franklin fueling systems"
FOFA: body="franklin fueling systems"

Scores

CVSS v3 7.5
EPSS 0.5915
EPSS Percentile 99.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

VulnCheck KEV 2023-11-17
CWE
CWE-22
Status published
Products (1)
franklinfueling/colibri_firmware 1.8.19.8580
Published Apr 07, 2022
Tracked Since Feb 18, 2026