Access Control Vulnerability in dibo-software diboot 3.8.0
CVE-2026-82817

5.3MEDIUM

Key Information:

Vendor

Dibo-software

Status
Diboot
Vendor
CVE Published:
31 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-82817?

A vulnerability exists in dibo-software diboot version 3.8.0, related to the Tenant Administrator Management API. Unauthorized manipulation of the 'tenantId' argument leads to improper access controls, potentially enabling remote attackers to exploit the API without proper authorization. Despite early disclosure attempts, the vendor has not responded to the issue. Users are advised to review their access controls and consider security measures to mitigate potential risks.

Affected Version(s)

diboot 3.8.0

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-2026-82817 - Proof of Concept

References

https://vuldb.com/vuln/397234
vdb-entrytechnical-description
https://vuldb.com/vuln/397234/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82817
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

Stephen Lin (VulDB User)
VulDB CNA Team
.