Improper Access Control in OpenConstructionERP by DataDrivenConstruction
CVE-2026-103544

5.3MEDIUM

Key Information:

Vendor

Datadrivenconstruction

Status
Openconstructionerp
Vendor
CVE Published:
1 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-103544?

A significant vulnerability affects the OpenConstructionERP software, specifically in the Al Provider Configuration Handler. An unknown function within the ai_client.py file can lead to improper access control, allowing data elements to be exposed to unauthorized sessions. This vulnerability is remotely exploitable and has been made publicly known. Users are strongly advised to upgrade to version 15.0.0 to mitigate the risk associated with this issue.

Affected Version(s)

OpenConstructionERP 14.8.0

OpenConstructionERP 14.8.1

OpenConstructionERP 15.0.0

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-2026-103544 - Proof of Concept

References

https://vuldb.com/vuln/412354
vdb-entry
https://vuldb.com/vuln/412354/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-103544
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

Sa05e60 (VulDB User)
.