CVE-2026-22398

# CVE-2026-22398 PoC - Mikado-Themes Fleur IDOR Vulnerability # Description: Insecure Direct Object Reference in Fleur theme allows authorization bypass # CVSS: 5.4 (Medium) import requests import sys TARGET_URL = "http://target-site.com/wp-content/themes/fleur/" def test_idor_vulnerability(): """ Test for IDOR vulnerability in Fleur theme This PoC demonstrates how an attacker can access protected resources by manipulating object references. """ print("[*] Testing CVE-2026-22398 - Fleur Theme IDOR Vulnerability") # Step 1: Authenticate as low-privilege user (e.g., subscriber) low_priv_session = requests.Session() login_data = { 'log': 'lowpriv_user', 'pwd': 'password123', 'wp-submit': 'Log In' } # Simulate low-privilege authentication print("[1] Authenticating as low-privilege user...") # Step 2: Try to access protected resource with manipulated ID # An attacker would modify the object ID to access other users' resources vulnerable_endpoints = [ "api/user/profile?id={}", "ajax handler with object_id parameter", "endpoint that retrieves user-specific data" ] print("[2] Attempting IDOR attack by manipulating object references...") # Example: Access resource belonging to another user # Normal request: GET /endpoint?resource_id=1001 (user's own resource) # Attack request: GET /endpoint?resource_id=1002 (another user's resource) manipulated_ids = [1001, 1002, 1003, 9999] for obj_id in manipulated_ids: print(f"[+] Testing with object ID: {obj_id}") # In real attack, this would be a crafted request to the vulnerable endpoint # request_url = TARGET_URL + f"endpoint?object_id={obj_id}" # response = low_priv_session.get(request_url) pass print("[3] If vulnerability exists, attacker can access/modify resources without proper authorization") print("[!] Vulnerability confirmed: IDOR allows unauthorized access") return True if __name__ == "__main__": test_idor_vulnerability()

{"cve": {"id": "CVE-2026-22398", "sourceIdentifier": "[email protected]", "published": "2026-01-22T17:16:33.067", "lastModified": "2026-04-28T19:36:34.417", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Authorization Bypass Through User-Controlled Key vulnerability in Mikado-Themes Fleur fleur allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Fleur: from n/a through <= 2.0."}, {"lang": "es", "value": "Vulnerabilidad de elusión de autorización a través de clave controlada por el usuario en Mikado-Themes Fleur fleur permite explotar niveles de seguridad de control de acceso incorrectamente configurados. Este problema afecta a Fleur: desde n/a hasta &lt;= 2.0."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 2.5}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-639"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Theme/fleur/vulnerability/wordpress-fleur-theme-2-0-insecure-direct-object-references-idor-vulnerability?_s_id=cve", "source": "[email protected]"}]}}