Authorization Bypass in JhumanJ OpnForm Affects API Endpoint
CVE-2025-11438

5.3MEDIUM

Key Information:

Vendor

Jhumanj

Status
Opnform
Vendor
CVE Published:
8 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11438?

A vulnerability in JhumanJ OpnForm, specifically affecting versions up to 1.9.3, allows unauthorized access through manipulation of the /custom-domains file in the API Endpoint component. This security flaw may be exploited remotely and has been publicly disclosed. To mitigate potential risks, it is crucial to apply the latest patch (beb153ce52dceb971c1518f98333328c95f1ba20), which addresses this issue and reinforces access controls.

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-2025-11438 - Proof of Concept

References

https://vuldb.com/?id.327375
vdb-entry
https://vuldb.com/?ctiid.327375
signaturepermissions-required
https://vuldb.com/?submit.666879
third-party-advisory

CVSS V4

Score:
5.3
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

balejin (VulDB User)
JSON
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CVE-2025-11438 : Authorization Bypass in JhumanJ OpnForm Affects API Endpoint