Server-Side Request Forgery Vulnerability in HummerRisk Video Download Handler
CVE-2026-6220

5.1MEDIUM

Key Information:

Vendor

HummerRisk

Status
Hummerrisk
Vendor
CVE Published:
13 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-6220?

In versions of HummerRisk up to 1.5.0, a server-side request forgery (SSRF) vulnerability was discovered in the ServerService.addServer function within the ServerService.java file. This security flaw enables remote exploitation by manipulating the streamIp argument during server operations. As a result, attackers can potentially send unauthorized requests to internal systems or other external services. The vulnerability is publicly documented, and the vendor has been unresponsive to inquiries regarding its resolution, necessitating immediate attention from users to mitigate risks.

Affected Version(s)

HummerRisk 1.0

HummerRisk 1.1

HummerRisk 1.2

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-2026-6220 - Proof of Concept

References

https://vuldb.com/vuln/357141
vdb-entrytechnical-description
https://vuldb.com/vuln/357141/cti
signaturepermissions-required
https://vuldb.com/submit/785855
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

cccccccti (VulDB User)
VulDB CNA Team
.