Remote Code Injection Vulnerability in CodeGenieApp Serverless-Express
CVE-2026-3992

5.3MEDIUM

Key Information:

Vendor

Codegenieapp

Status
Serverless-express
Vendor
CVE Published:
12 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3992?

A vulnerability has been discovered in the CodeGenieApp serverless-express up to version 4.17.1. This flaw resides in the utils/dynamodb.ts file, specifically within the Users Endpoint functionality. The vulnerability arises from improper handling of arguments, leading to a potential injection risk. Attackers can initiate exploitation remotely, raising concerns about unauthorized access and data manipulation. Despite early disclosure to the vendor regarding this security issue, there has been no response, leaving users at risk. Publicly available exploit methods heighten the urgency for users to secure their systems.

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Affected Version(s)

serverless-express 4.17.0

serverless-express 4.17.1

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-2026-3992 - Proof of Concept

References

https://vuldb.com/?id.350474
vdb-entrytechnical-description
https://vuldb.com/?ctiid.350474
signaturepermissions-required
https://vuldb.com/?submit.769631
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

Ana10gy (VulDB User)
VulDB
JSON
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