Cross-Site Scripting Vulnerability in JhumanJ OpnForm by JhumanJ
CVE-2025-11437

4.8MEDIUM

Key Information:

Vendor

Jhumanj

Status
Opnform
Vendor
CVE Published:
8 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11437?

A security flaw exists in JhumanJ OpnForm versions up to 1.9.3, specifically within the Form Editor component located at /api/open/forms/. This vulnerability facilitates cross-site scripting (XSS) attacks, which can be executed remotely, posing significant risks to user data and application integrity. The vendor has temporarily disabled the feature until users can configure their own domains to help mitigate this potential threat. Security measures are being reviewed to address this concern effectively.

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-2025-11437 - Proof of Concept

References

https://vuldb.com/?id.327374
vdb-entry
https://vuldb.com/?ctiid.327374
signaturepermissions-required
https://vuldb.com/?submit.666878
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

balejin (VulDB User)
JSON
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CVE-2025-11437 : Cross-Site Scripting Vulnerability in JhumanJ OpnForm by JhumanJ