OS Command Injection Vulnerability in Diem Administrative Console by Diem Project
CVE-2026-82678

5.1MEDIUM

Key Information:

Vendor

Diem-project

Status
Diem
Vendor
CVE Published:
31 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-82678?

An OS command injection vulnerability has been identified in the Diem Administrative Console, specifically in the executeCommand function located in the actions.class.php file. This flaw allows a remote attacker to manipulate the dm_command argument, potentially leading to unauthorized command execution in the operating system environment. Publicly available exploits increase the urgency for affected users to address this issue. Despite early notification through an issue report, no response has yet been communicated from the project maintainers.

Affected Version(s)

diem 5.1.0

diem 5.1.1

diem 5.1.2

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-2026-82678 - Proof of Concept

References

https://vuldb.com/vuln/397173
vdb-entrytechnical-description
https://vuldb.com/vuln/397173/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82678
third-party-advisory

CVSS V4

Score:
5.1
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

milocat (VulDB User)
VulDB CNA Team
.