CWE-306— Missing Authentication for Critical Function
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.— MITRE CWE catalog
3,825 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-306page 29 of 77
- CVE-2025-70146CRITICALCVSS 9.1EG 9.12026-02-18
Missing authentication in multiple administrative action scripts under /admin/ in ProjectWorlds Online Time Table Generator 1.0 allows remote attackers to perform unauthorized administrative operations (e.g.,adding records, deleting record…
- CVE-2026-2234CRITICALCVSS 9.1EG 9.12026-02-09
C&Cm@il developed by HGiga has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read and modify any user's mail content.
- CVE-2026-1632CRITICALCVSS 9.1EG 9.12026-02-03
MOMA Seismic Station Version v2.4.2520 and prior exposes its web management interface without requiring authentication, which could allow an unauthenticated attacker to modify configuration settings, acquire device data or remotely reset t…
- CVE-2026-25137CRITICALCVSS 9.1EG 9.12026-02-02
The NixOs Odoo package is an open source ERP and CRM system. From 21.11 to before 25.11 and 26.05, every NixOS based Odoo setup publicly exposes the database manager without any authentication. This allows unauthorized actors to delete and…
- CVE-2025-68715CRITICALCVSS 9.1EG 9.12026-01-08
An issue was discovered in Panda Wireless PWRU0 devices with firmware 2.2.9 that exposes multiple HTTP endpoints (/goform/setWan, /goform/setLan, /goform/wirelessBasic) that do not enforce authentication. A remote unauthenticated attacker …
- CVE-2026-21445CRITICALCVSS 9.1EG 9.12026-01-02
Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0.dev45, multiple critical API endpoints in Langflow are missing authentication controls. The issue allows any unauthenticated user to acce…
- CVE-2025-61777CRITICALCVSS 9.1EG 9.12025-10-06
Flag Forge is a Capture The Flag (CTF) platform. Starting in version 2.0.0 and prior to version 2.3.2, the `/api/admin/badge-templates` (GET) and `/api/admin/badge-templates/create` (POST) endpoints previously allowed access without authen…
- CVE-2025-34224CRITICALCVSS 9.1EG 9.12025-09-29
Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 22.0.1049 and Application prior to version 20.0.2786 (VA/SaaS deployments) expose a set of PHP scripts under the `console_release` directory without requiring …
- CVE-2025-34222CRITICALCVSS 9.1EG 9.12025-09-29
Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 22.0.1049 and Application prior to version 20.0.2786 (VA/SaaS deployments) expose four admin routes – /admin/hp/cert_upload, /admin/hp/cert_delete, /admin/ce…
- CVE-2025-59345CRITICALCVSS 9.1EG 9.12025-09-17
Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, The /api/v1/jobs and /preheats endpoints in Manager web UI are accessible without authentication. Any user with network access to the Ma…
- CVE-2025-58443CRITICALCVSS 9.1EG 9.12025-09-06
FOG is a free open-source cloning/imaging/rescue suite/inventory management system. Versions 1.5.10.1673 and below contain an authentication bypass vulnerability. It is possible for an attacker to perform an unauthenticated DB dump where t…
- CVE-2024-45438CRITICALCVSS 9.1EG 9.12025-08-21
An issue was discovered in TitanHQ SpamTitan Email Security Gateway 8.00.x before 8.00.101 and 8.01.x before 8.01.14. The file quarantine.php within the SpamTitan interface allows unauthenticated users to trigger account-level actions usin…
- CVE-2025-43983CRITICALCVSS 9.1EG 9.12025-08-14
KuWFi CPF908-CP5 WEB5.0_LCD_20210125 devices have multiple unauthenticated access control vulnerabilities within goform/goform_set_cmd_process and goform/goform_get_cmd_process. These allow an unauthenticated attacker to retrieve sensitive…
- CVE-2025-3461CRITICALCVSS 9.1EG 9.12025-06-08
The Quantenna Wi-Fi chips ship with an unauthenticated telnet interface by default. This is an instance of CWE-306, "Missing Authentication for Critical Function," and is estimated as a CVSS 9.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:…
- CVE-2025-40664CRITICALCVSS 9.1EG 9.12025-05-26
Missing authentication vulnerability in TCMAN GIM v11. This allows an unauthenticated attacker to access the resources /frmGestionUser.aspx/GetData, /frmGestionUser.aspx/updateUser and /frmGestionUser.aspx/DeleteUser.
- CVE-2025-4557CRITICALCVSS 9.1EG 9.12025-05-12
The specific APIs of Parking Management System from ZONG YU has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to access specific APIs and operate system functions. These functions include opening gates a…
- CVE-2024-23943CRITICALCVSS 9.1EG 9.12025-03-18
An unauthenticated remote attacker can gain access to the cloud API due to a lack of authentication for a critical function in the affected devices. Availability is not affected.
- CVE-2025-0159CRITICALCVSS 9.1EG 9.12025-02-28
IBM FlashSystem (IBM Storage Virtualize (8.5.0.0 through 8.5.0.13, 8.5.1.0, 8.5.2.0 through 8.5.2.3, 8.5.3.0 through 8.5.3.1, 8.5.4.0, 8.6.0.0 through 8.6.0.5, 8.6.1.0, 8.6.2.0 through 8.6.2.1, 8.6.3.0, 8.7.0.0 through 8.7.0.2, 8.7.1.0, 8.…
- CVE-2025-26361CRITICALCVSS 9.1EG 9.12025-02-12
A CWE-306 "Missing Authentication for Critical Function" in maxprofile/setup/routes.lua in Q-Free MaxTime less than or equal to version 2.11.0 allows an unauthenticated remote attacker to factory reset the device via crafted HTTP requests.
- CVE-2024-47406CRITICALCVSS 9.1EG 9.12024-10-25
Sharp and Toshiba Tec MFPs improperly process HTTP authentication requests, resulting in an authentication bypass vulnerability.
- CVE-2024-48920CRITICALCVSS 9.1EG 9.12024-10-17
PutongOJ is online judging software. Prior to version 2.1.0-beta.1, unprivileged users can escalate privileges by constructing requests. This can lead to unauthorized access, enabling users to perform admin-level operations, potentially co…
- CVE-2024-35293CRITICALCVSS 9.1EG 9.12024-10-02
An unauthenticated remote attacker may use a missing authentication for critical function vulnerability to reboot or erase the affected devices resulting in data loss and/or a DoS.
- CVE-2024-6592CRITICALCVSS 9.1EG 9.12024-09-25
An incorrect authorization vulnerability in the protocol communication between the WatchGuard Authentication Gateway (aka Single Sign-On Agent) on Windows and the WatchGuard Single Sign-On Client on Windows and MacOS allows an attacker wit…
- CVE-2024-3279CRITICALCVSS 9.1EG 9.12024-08-12
An improper access control vulnerability exists in the mintplex-labs/anything-llm application, specifically within the import endpoint. This vulnerability allows an anonymous attacker, without an account in the application, to import their…
- CVE-2024-41259CRITICALCVSS 9.1EG 9.12024-08-01
Use of insecure hashing algorithm in the Gravatar's service in Navidrome v0.52.3 allows attackers to manipulate a user's account information.
- CVE-2024-32752CRITICALCVSS 9.1EG 9.12024-06-06
The iSTAR door controllers running firmware prior to version 6.6.B, does not support authenticated communications with ICU, which may allow an attacker to gain unauthorized access
- CVE-2020-26942CRITICALCVSS 9.1EG 9.12024-03-21
An issue discovered in Axigen Mail Server 10.3.x before 10.3.1.27 and 10.3.2.x before 10.3.3.1 allows unauthenticated attackers to submit a setAdminPassword operation request, subsequently setting a new arbitrary password for the admin acc…
- CVE-2023-51947CRITICALCVSS 9.1EG 9.12024-01-19
Improper access control on nasSvr.php in actidata actiNAS SL 2U-8 RDX 3.2.03-SP1 allows remote attackers to read and modify different types of data without authentication.
- CVE-2023-5376CRITICALCVSS 9.1EG 9.12024-01-09
An Improper Authentication vulnerability in Korenix JetNet TFTP allows abuse of this service. This issue affects JetNet devices older than firmware version 2024/01.
- CVE-2023-4699CRITICALCVSS 9.1EG 9.12023-11-06
Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC-F Series CPU modules, MELSEC iQ-F Series, MELSEC iQ-R series CPU modules, MELSEC iQ-R series, MELSEC iQ-L series, MELSEC Q series, MELSEC-…
- CVE-2023-43271CRITICALCVSS 9.1EG 9.12023-10-09
Incorrect access control in 70mai a500s v1.2.119 allows attackers to directly access and delete the video files of the driving recorder through ftp and other protocols.
- CVE-2023-44152CRITICALCVSS 9.1EG 9.12023-09-27
Sensitive information disclosure and manipulation due to improper authentication. The following products are affected: Acronis Cyber Protect 15 (Linux, macOS, Windows) before build 35979.
- CVE-2023-38028CRITICALCVSS 9.1EG 9.12023-08-28
Saho’s attendance devices ADM100 and ADM-100FP have insufficient authentication. An unauthenticated remote attacker can exploit this vulnerability to bypass authentication to read system information and operate user's data, but can’t…
- CVE-2023-34329CRITICALCVSS 9.1EG 9.12023-07-18
AMI MegaRAC SPx12 contains a vulnerability in BMC where a User may cause an authentication bypass by spoofing the HTTP header. A successful exploit of this vulnerability may lead to loss of confidentiality, integrity, and availability.
- CVE-2023-0354CRITICALCVSS 9.1EG 9.12023-03-13
The Akuvox E11 web server can be accessed without any user authentication, and this could allow an attacker to access sensitive information, as well as create and download packet captures with known default URLs.
- CVE-2023-27290CRITICALCVSS 9.1EG 9.12023-03-03
Docker based datastores for IBM Instana (IBM Observability with Instana 239-0 through 239-2, 241-0 through 241-2, and 243-0) do not currently require authentication. Due to this, an attacker within the network could access the datastores w…
- CVE-2023-0102CRITICALCVSS 9.1EG 9.12023-02-15
LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication for its deletion command. This could allow an attacker to delete arbitrary files.
- CVE-2022-44013CRITICALCVSS 9.1EG 9.12022-12-25
An issue was discovered in Simmeth Lieferantenmanager before 5.6. An attacker can make various API calls without authentication because the password in a Credential Object is not checked.
- CVE-2022-38168CRITICALCVSS 9.1EG 9.12022-11-03
Broken Access Control in User Authentication in Avaya Scopia Pathfinder 10 and 20 PTS version 8.3.7.0.4 allows remote unauthenticated attackers to bypass the login page, access sensitive information, and reset user passwords via URL modifi…
- CVE-2022-30317CRITICALCVSS 9.1EG 9.12022-08-31
Honeywell Experion LX through 2022-05-06 has Missing Authentication for a Critical Function. According to FSCT-2022-0055, there is a Honeywell Experion LX Control Data Access (CDA) EpicMo protocol with unauthenticated functionality issue. …
- CVE-2022-35122CRITICALCVSS 9.1EG 9.12022-08-17
An access control issue in Ecowitt GW1100 Series Weather Stations <=GW1100B_v2.1.5 allows unauthenticated attackers to access sensitive information including device and local WiFi passwords.
- CVE-2022-36129CRITICALCVSS 9.1EG 9.12022-07-26
HashiCorp Vault Enterprise 1.7.0 through 1.9.7, 1.10.4, and 1.11.0 clusters using Integrated Storage expose an unauthenticated API endpoint that could be abused to override the voter status of a node within a Vault HA cluster, introducing …
- CVE-2022-29952CRITICALCVSS 9.1EG 9.12022-07-26
Bently Nevada condition monitoring equipment through 2022-04-29 mishandles authentication. It utilizes the TDI command and data protocols (60005/TCP, 60007/TCP) for communications between the monitoring controller and System 1 and/or Bentl…
- CVE-2022-29951CRITICALCVSS 9.1EG 9.12022-07-26
JTEKT TOYOPUC PLCs through 2022-04-29 mishandle authentication. They utilize the CMPLink/TCP protocol (configurable on ports 1024-65534 on either TCP or UDP) for a wide variety of engineering purposes such as starting and stopping the PLC,…
- CVE-2021-44222CRITICALCVSS 9.1EG 9.12022-07-12
A vulnerability has been identified in SIMATIC eaSie Core Package (All versions < V22.00). The underlying MQTT service of affected systems does not perform authentication in the default configuration. This could allow an unauthenticated re…
- CVE-2022-1521CRITICALCVSS 9.1EG 9.12022-06-24
LRM does not implement authentication or authorization by default. A malicious actor can inject, replay, modify, and/or intercept sensitive data.
- CVE-2022-27332CRITICALCVSS 9.1EG 9.12022-04-27
An access control issue in Zammad v5.0.3 allows attackers to write entries to the CTI caller log without authentication. This vulnerability can allow attackers to execute phishing attacks or cause a Denial of Service (DoS).
- CVE-2021-45878CRITICALCVSS 9.1EG 9.12022-03-21
Multiple versions of GARO Wallbox GLB/GTB/GTC are affected by incorrect access control. Lack of access control on the web manger pages allows any user to view and modify information.
- CVE-2022-25359CRITICALCVSS 9.1EG 9.12022-02-26
On ICL ScadaFlex II SCADA Controller SC-1 and SC-2 1.03.07 devices, unauthenticated remote attackers can overwrite, delete, or create files.
- CVE-2021-22823CRITICALCVSS 9.1EG 9.12022-02-11
A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of the user running IGSS due to lack of validation of network messages. Affected Product: Interactive …
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