Deserialization Vulnerability in Metasoft MetaCRM Software
CVE-2025-7876

5.3MEDIUM

Key Information:

Vendor

Metasoft 美特软件

Status
Metacrm
Vendor
CVE Published:
20 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7876?

A deserialization vulnerability has been identified in Metasoft MetaCRM versions up to 6.4.2, specifically impacting the AnalyzeParam function in the download.jsp file. This flaw allows for manipulation of the 'p' argument, which can be exploited remotely to execute unauthorized code. The implications of this vulnerability pose significant risks, especially given that the vendor did not respond to initial disclosures, highlighting an urgent need for users to assess their exposure and implement necessary protections.

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Affected Version(s)

MetaCRM 6.4.0

MetaCRM 6.4.1

MetaCRM 6.4.2

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-2025-7876 - Proof of Concept

References

https://vuldb.com/?id.316990
vdb-entrytechnical-description
https://vuldb.com/?ctiid.316990
signaturepermissions-required
https://vuldb.com/?submit.611048
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

nu11 (VulDB User)
JSON
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