SQL Injection Vulnerability in Vianeos OctoPUS Authentication Process
CVE-2021-47801

8.8HIGH

Key Information:

Vendor

Vianeos

Status
Vianeos Octopus
Vendor
CVE Published:
15 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47801?

Vianeos OctoPUS 5 is susceptible to a time-based blind SQL injection vulnerability in the 'login_user' parameter during authentication processes. This flaw allows attackers to launch specially crafted POST requests containing malicious SQL payloads, which can manipulate database sleep functions to extract sensitive data. Proper validation and sanitization are essential to mitigate such risks.

Affected Version(s)

Vianeos OctoPUS > V5

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-2021-47801 - Proof of Concept

References

https://www.exploit-db.com/exploits/50078
exploit
http://www.vianeos.com/en/home-vianeos/
product
https://vianeos.com/en/products/octopus
product

CVSS V4

Score:
8.8
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

Audencia Business SCHOOL
JSON
.