OS Command Injection Vulnerability in CicadasCMS by Westboy
CVE-2025-3816

5.1MEDIUM

Key Information:

Vendor
Westboy
Status
Cicadascms
Vendor
CVE Published:
19 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A notable OS command injection vulnerability exists in CicadasCMS 2.0, specifically affecting the Scheduled Task Handler component. This flaw enables unauthorized actors to execute arbitrary OS commands on the server, which can be exploited remotely. The affected code is found in the /system/schedule/save file, posing significant risks to system integrity and user data security. Public awareness of this exploit amplifies the urgency for users to protect their systems against potential attacks.

Affected Version(s)

CicadasCMS 2.0

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-2025-3816 - Proof of Concept

References

https://vuldb.com/?id.305722
vdb-entry
https://vuldb.com/?ctiid.305722
signaturepermissions-required
https://vuldb.com/?submit.555555
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

Unnlucky1 (VulDB User)
.