Blind SQL Injection in Fuel CMS Version 1.4.13 by Daylight Studio
CVE-2021-47980

7.1HIGH

Key Information:

Vendor

Getfuelcms

Status
Fuel Cms
Vendor
CVE Published:
16 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47980?

Fuel CMS version 1.4.13 is susceptible to a blind SQL injection vulnerability that allows authenticated users to craft malicious SQL queries via the 'col' parameter in the Activity Log interface. Attackers can exploit this flaw by sending specially crafted requests to the logs endpoint, enabling them to extract sensitive database information based on the variations in response times caused by their injected SQL payloads.

Affected Version(s)

Fuel CMS 1.4.13

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-47980 - Proof of Concept

References

https://www.exploit-db.com/exploits/50523
exploit
https://www.getfuelcms.com/
product
https://github.com/daylightstudio/FUEL-CMS/archive/1.4.13...
product

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rahad Chowdhury
.