Code Injection Vulnerability in Apereo CAS 5.2.6
CVE-2025-3984

2.3LOW

Key Information:

Vendor

Apereo

Status
Cas
Vendor
CVE Published:
27 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-3984?

A vulnerability has been identified in Apereo CAS 5.2.6, where the saveService function within the Groovy Code Handler allows for remote code injection. This flaw may enable attackers to execute arbitrary code through crafted inputs, raising significant security concerns. While the chances of exploitation are relatively challenging owing to the attack's complexity, the vulnerability has been made public, and its impacts could be severe if successfully leveraged. Early attempts to notify the vendor went unacknowledged.

Affected Version(s)

CAS 5.2.6

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-2025-3984 - Proof of Concept

References

https://vuldb.com/?id.306320
vdb-entrytechnical-description
https://vuldb.com/?ctiid.306320
signaturepermissions-required
https://vuldb.com/?submit.557100
third-party-advisory

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

caichaoxiong (VulDB User)
.