Authentication Bypass in JhumanJ OpnForm Affected by HTTP Header Manipulation
CVE-2025-11441

6.3MEDIUM

Key Information:

Vendor

Jhumanj

Status
Opnform
Vendor
CVE Published:
8 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11441?

A vulnerability exists in JhumanJ OpnForm prior to version 1.9.3, due to improper handling of the 'X-Forwarded-For' HTTP header in the HTTP Header Handler component. This issue allows attackers to bypass authentication mechanisms, potentially enabling excessive authentication attempts. Although the exploit requires a high degree of complexity and is publicly available, it is crucial for users to apply the patch identified by commit 11e99960e14ca986b1a001a56e7533223d2cfa5b to secure their installations against potential attacks.

Affected Version(s)

OpnForm 1.9.0

OpnForm 1.9.1

OpnForm 1.9.2

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-2025-11441 - Proof of Concept

References

https://vuldb.com/?id.327378
vdb-entrytechnical-description
https://vuldb.com/?ctiid.327378
signaturepermissions-required
https://vuldb.com/?submit.666888
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

balejin (VulDB User)
JSON
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CVE-2025-11441 : Authentication Bypass in JhumanJ OpnForm Affected by HTTP Header Manipulation