Weak Hash Vulnerability in Vaelsys 4.1.0 MD4 Hash Handler
CVE-2025-8260

2.3LOW

Key Information:

Vendor

Vaelsys

Status
Vaelsys
Vendor
CVE Published:
28 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8260?

A vulnerability has been identified in the Vaelsys product, specifically in the MD4 Hash Handler located in the /grid/vgrid_server.php file. This issue arises from manipulating the argument 'xajaxargs', which can lead to the implementation of weak hash functions. Such exploitation can potentially allow attackers to initiate remote attacks, compromising the security of the system. The nature of the vulnerability suggests that while the complexity of executing an attack is high, the risk remains significant, particularly since the exploit details have been made public, and the vendor has not responded to reports concerning the issue.

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Affected Version(s)

Vaelsys 4.1.0

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-2025-8260 - Proof of Concept

References

https://vuldb.com/?id.317848
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317848
signaturepermissions-required
https://vuldb.com/?submit.616922
third-party-advisory

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

waiwai24 (VulDB User)
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