Cross-Site Scripting Vulnerability in Diem-Project's Administrative Console
CVE-2026-112039

4.8MEDIUM

Key Information:

Vendor

Diem-project

Status
Diem
Vendor
CVE Published:
19 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-112039?

A vulnerability exists in Diem-Project's Administrative Console, specifically within the 'append' function of 'actions.class.php'. This security flaw allows an attacker to manipulate the 'dm_command' argument, which can lead to cross-site scripting (XSS) attacks that are executable remotely. The issue has been made public, and despite early notification to the development team, there has been no response addressing the flaw. As the product follows a rolling release model, detailed version information for fixes is presently unlisted.

Affected Version(s)

diem 116974edfb9a5b8bd69cb13586dc62bcdbb485ad

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-2026-112039 - Proof of Concept

References

https://vuldb.com/vuln/421687
vdb-entrytechnical-description
https://vuldb.com/vuln/421687/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-112039
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

gscsd (VulDB User)
VulDB CNA Team
.