CWE-306

High likelihood

Missing Authentication for Critical Function

Parent: CWE-287 - Improper Authentication

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

2,343 vulnerabilities with CWE-306
CVE-2026-33366 MEDIUM
BUFFALO Wi-Fi router products - Unauthenticated Denial of Service via Forced Reboot
CVSS 5.3
CVE-2026-3527 MEDIUM
AJAX Dashboard - Critical - Access bypass - SA-CONTRIB-2026-022
CVSS 6.5
CVE-2026-24068 HIGH
Missing XPC Client & NSXPC endpoint validation leads to privilege escalation in Vienna Assistant (MacOS) - Vienna Symphonic Library
CVSS 8.8
CVE-2026-1724 MEDIUM
Missing Authentication for Critical Function in GitLab
CVSS 6.8
CVE-2026-32326 MEDIUM
Sharp home 5G HR01 <=38JP_0_490 - Auth Bypass
CVSS 5.7
CVE-2026-2417 CRITICAL
Missing Authentication for Critical Function in Pharos Controls Mosaic Show Controller
CVE-2026-33159 MEDIUM
Craft CMS 4.x and 5.x - Unauthenticated Config Sync Operations
CVSS 6.5
CVE-2026-33340 CRITICAL
LoLLMs WEBUI has unauthenticated Server-Side Request Forgery (SSRF) in /api/proxy endpoint
CVSS 9.1
CVE-2026-4649 MEDIUM
Auth bypass in Apache Artemis allows reading all internal messages
CVE-2026-4640 HIGH
Galaxy Software Services|Vitals ESP - Missing Authentication
CVSS 7.5
CVE-2026-33719 HIGH
WWBN AVideo <= 26.0 - Unauthenticated CDN Configuration Modification via par Parameter
CVSS 8.6
CVE-2026-31846 MEDIUM
Nexxt Solutions Nebula 300+ <=12.01.01.37 - Info Disclosure
CVSS 6.5
CVE-2026-4582 MEDIUM
Shenzhen HCC Technology MPOS M6 PLUS Bluetooth missing authentication
CVSS 5.0
CVE-2026-4562 HIGH
MacCMS Timming API Endpoint Timming.php weak authentication
CVSS 7.3
CVE-2026-2756 MEDIUM
OmniPEMF NeoRhythm BLE missing authentication
CVSS 5.0
CVE-2026-32896 MEDIUM
OpenClaw < 2026.2.21 - Unauthenticated Webhook Access via Passwordless Fallback in BlueBubbles Plugin
CVSS 4.8
CVE-2026-32064 HIGH
OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer
CVSS 7.7
CVE-2026-33231 HIGH
NLTK has unauthenticated remote shutdown in nltk.app.wordnet_app
CVSS 7.5
CVE-2026-33203 HIGH
SiYuan <3.6.2 WebSocket Auth Keepalive - Denial of Service
CVSS 7.5
CVE-2026-29796 CRITICAL
IGL-Technologies eParking.fi Missing Authentication for Critical Function
CVSS 9.4
CVE-2026-25192 CRITICAL
CTEK Chargeportal Missing Authentication for Critical Function
CVSS 9.4
CVE-2026-22898 CRITICAL
QNAP QVR Pro < 2.7.4.14 - Missing Authentication for Critical Function
CVSS 9.8
CVE-2026-33070 LOW
FileRise has Unauthenticated Share Link Deletion
CVSS 3.7
CVE-2026-4476 MEDIUM
Yi Technology YI Home Camera CGI Endpoint ipc missing authentication
CVSS 6.3
CVE-2026-33038 HIGH
AVideo affected by unauthenticated application takeover via exposed web installer on uninitialized deployments
CVSS 8.1
Details
Vulnerabilities 2,343
Exploit Likelihood High