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
3,492 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-306page 28 of 70
- CVE-2020-12506CRITICALCVSS 9.1EG 9.12020-09-30
Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-…
- CVE-2020-6294CRITICALCVSS 9.1EG 9.12020-08-12
Xvfb of SAP Business Objects Business Intelligence Platform, versions - 4.2, 4.3, platform on Unix does not perform any authentication checks for functionalities that require user identity.
- CVE-2020-16167CRITICALCVSS 9.1EG 9.12020-08-07
Missing Authentication for Critical Function in temi Robox OS prior to 120, temi Android app up to 1.3.7931 allows remote attackers to receive and answer calls intended for another temi user. Answering the call this way grants motor contro…
- CVE-2020-13382CRITICALCVSS 9.1EG 9.12020-07-01
openSIS through 7.4 has Incorrect Access Control.
- CVE-2020-7589CRITICALCVSS 9.1EG 9.12020-06-10
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions). The vulnerability could lead to an attacker reading and modifying the device configuration and obtain project files from affected devices. The securi…
- CVE-2019-19104CRITICALCVSS 9.1EG 9.12020-04-22
The web server in ABB Telephone Gateway TG/S 3.2 and Busch-Jaeger 6186/11 Telefon-Gateway allows access to different endpoints of the application without authenticating by accessing a specific uniform resource locator (URL) , violating the…
- CVE-2020-9278CRITICALCVSS 9.1EG 9.12020-04-20
An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. The device can be reset to its default configuration by accessing an unauthenticated URL.
- CVE-2020-7048CRITICALCVSS 9.1EG 9.12020-01-16
The WordPress plugin, WP Database Reset through 3.1, contains a flaw that allowed any unauthenticated user to reset any table in the database to the initial WordPress set-up state (deleting all site content stored in that table), as demons…
- CVE-2019-5080CRITICALCVSS 9.1EG 9.12019-12-18
An exploitable denial-of-service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A single packet can cau…
- CVE-2019-5078CRITICALCVSS 9.1EG 9.12019-12-18
An exploitable denial of service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set …
- CVE-2019-5077CRITICALCVSS 9.1EG 9.12019-12-18
An exploitable denial-of-service vulnerability exists in the iocheckd service ‘’I/O-Chec’’ functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC 100 Firmware version 03.00.39(12). A specially c…
- CVE-2019-4244CRITICALCVSS 9.1EG 9.12019-12-10
IBM SmartCloud Analytics 1.3.1 through 1.3.5 could allow a remote attacker to gain unauthorized information and unrestricted control over Zookeeper installations due to missing authentication. IBM X-Force ID: 159518.
- CVE-2019-17512CRITICALCVSS 9.1EG 9.12019-10-16
There are some web interfaces without authentication requirements on D-Link DIR-412 A1-1.14WW routers. An attacker can clear the router's log file via act=clear&logtype=sysact to log_clear.php, which could be used to erase attack traces.
- CVE-2019-11496CRITICALCVSS 9.1EG 9.12019-09-10
In versions of Couchbase Server prior to 5.0, the bucket named "default" was a special bucket that allowed read and write access without authentication. As part of 5.0, the behavior of all buckets including "default" were changed to only a…
- CVE-2019-10668CRITICALCVSS 9.1EG 9.12019-09-09
An issue was discovered in LibreNMS through 1.47. A number of scripts import the Authentication libraries, but do not enforce an actual authentication check. Several of these scripts disclose information or expose functions that are of a s…
- CVE-2019-9880CRITICALCVSS 9.1EG 9.12019-06-10
An issue was discovered in the WPGraphQL 0.2.3 plugin for WordPress. By querying the 'users' RootQuery, it is possible, for an unauthenticated attacker, to retrieve all WordPress users details such as email address, role, and username.
- CVE-2019-6958CRITICALCVSS 9.1EG 9.12019-05-29
A recently discovered security vulnerability affects all Bosch Video Management System (BVMS) versions 9.0 and below, DIVAR IP 2000, 3000, 5000 and 7000, Configuration Manager, Building Integration System (BIS) with Video Engine, Access Pr…
- CVE-2019-9974CRITICALCVSS 9.1EG 9.12019-04-11
diag_tool.cgi on DASAN H660RM GPON routers with firmware 1.03-0022 lacks any authorization check, which allows remote attackers to run a ping command via a GET request to enumerate LAN devices or crash the router with a DoS attack.
- CVE-2019-6533CRITICALCVSS 9.1EG 9.12019-02-12
Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).
- CVE-2018-19248CRITICALCVSS 9.1EG 9.12018-12-24
The web service on Epson WorkForce WF-2861 10.48 LQ22I3(Recovery-mode), WF-2861 10.51.LQ20I6, and WF-2861 10.52.LQ17IA devices allows remote attackers to upload a firmware file and reset the printer without authentication by making a reque…
- CVE-2022-32528CRITICALCVSS 8.6EG 9.12023-01-30
A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause access to manipulate and read specific files in the IGSS project report directory, potentially leading to a denial-of-service condition when an …
- CVE-2026-53469CRITICALCVSS 8.1EG 9.12026-06-10
A flaw was found in migration-planner. An authenticated user can exploit this vulnerability by sending a DELETE request to the /api/v1/sources route, which lacks proper authorization and filtering. This allows for the destruction of all cu…
- CVE-2026-32211CRITICALCVSS 7.5EG 9.12026-04-03
Missing authentication for critical function in Azure MCP Server allows an unauthorized attacker to disclose information over a network.
- CVE-2022-41629CRITICALCVSS 7.5EG 9.12022-10-31
Delta Electronics InfraSuite Device Master versions 00.00.01a and prior allow unauthenticated users to access the aprunning endpoint, which could allow an attacker to retrieve any file from the “RunningConfigs” directory. The attacker…
- CVE-2021-41975CRITICALCVSS 7.5EG 9.12021-10-08
TadTools special page is vulnerable to authorization bypass, thus remote attackers can use the specific parameter to delete arbitrary files in the system without logging in.
- CVE-2022-27623CRITICALCVSS 7.4EG 9.12022-10-25
Missing authentication for critical function vulnerability in iSCSI management functionality in Synology DiskStation Manager (DSM) before 7.1-42661 allows remote attackers to read or write arbitrary files via unspecified vectors.
- CVE-2022-25922CRITICALCVSS 6.1EG 9.12022-03-10
Power Line Communications PLC4TRUCKS J2497 trailer brake controllers implement diagnostic functions which can be invoked by replaying J2497 messages. There is no authentication or authorization for these functions.
- CVE-2026-73842CRITICALCVSS 9.0EG 9.02026-08-13
OpenChoreo is a complete, open-source developer platform for Kubernetes. Prior to 1.0.3, 1.1.3, and 1.2.0-rc.2, internal/cluster-gateway/server.go exposed /api/proxy/, /api/exec/, and /api/wirelogs/ on an internal listener without requirin…
- CVE-2026-61201CRITICALCVSS 9.0EG 9.02026-07-21
Vulnerability in the PeopleSoft Enterprise CRM Common Objects product of Oracle PeopleSoft (component: Common Objects). The supported version that is affected is 9.2.23. Difficult to exploit vulnerability allows unauthenticated attacker …
- CVE-2026-60424CRITICALCVSS 9.0EG 9.02026-07-21
Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Difficult to exploit vulnerability allows unauthenticated attack…
- CVE-2026-12046CRITICALCVSS 9.0EG 9.02026-06-19
Two state-mutating endpoints in pgAdmin 4's SQL Editor blueprint -- DELETE /sqleditor/close/<trans_id> and POST /sqleditor/initialize/sqleditor/update_connection/<sgid>/<sid>/<did> -- were the only routes in the module missing the @pga_log…
- CVE-2025-30035CRITICALCVSS 9.0EG 9.02026-03-02
The vulnerability enables an attacker to fully bypass authentication in CGM CLININET and gain access to any active user account by supplying only the username, without requiring a password or any other credentials. Obtaining a session ID i…
- CVE-2025-12548CRITICALCVSS 9.0EG 9.02026-01-13
A flaw was found in Eclipse Che che-machine-exec. This vulnerability allows unauthenticated remote arbitrary command execution and secret exfiltration (SSH keys, tokens, etc.) from other users' Developer Workspace containers, via an unauth…
- CVE-2025-30041CRITICALCVSS 9.0EG 9.02025-08-27
The paths "/cgi-bin/CliniNET.prd/utils/userlogstat.pl", "/cgi-bin/CliniNET.prd/utils/usrlogstat.pl", and "/cgi-bin/CliniNET.prd/utils/dblogstat.pl" expose data containing session IDs.
- CVE-2025-30040CRITICALCVSS 9.0EG 9.02025-08-27
The vulnerability allows unauthenticated users to download a file containing session ID data by directly accessing the "/cgi-bin/CliniNET.prd/utils/userlogxls.pl" endpoint.
- CVE-2025-30039CRITICALCVSS 9.0EG 9.02025-08-27
Unauthenticated access to the "/cgi-bin/CliniNET.prd/GetActiveSessions.pl" endpoint allows takeover of any user session logged into the system, including users with admin privileges.
- CVE-2024-55585CRITICALCVSS 9.0EG 9.02025-06-07
In the moPS App through 1.8.618, all users can access administrative API endpoints without additional authentication, resulting in unrestricted read and write access, as demonstrated by /api/v1/users/resetpassword.
- CVE-2025-21198CRITICALCVSS 9.0EG 9.02025-02-11
Microsoft High Performance Compute (HPC) Pack Remote Code Execution Vulnerability
- CVE-2024-39273CRITICALCVSS 9.0EG 9.02025-01-14
A firmware update vulnerability exists in the fw_check.sh functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary firmware update. An attacker can perform a man-in-the-middle attack to tri…
- CVE-2019-17082CRITICALCVSS 9.0EG 9.02024-11-26
Insufficiently Protected Credentials vulnerability in OpenText™ AccuRev allows Authentication Bypass. When installed on a Linux or Solaris system the vulnerability could allow anyone who knows a valid AccuRev username can use the AccuR…
- CVE-2024-26519CRITICALCVSS 9.0EG 9.02024-10-22
An issue in Casa Systems NTC-221 version 2.0.99.0 and before allows a remote attacker to execute arbitrary code via a crafted payload to the /www/cgi-bin/nas.cgi component.
- CVE-2024-28179CRITICALCVSS 9.0EG 9.02024-03-20
Jupyter Server Proxy allows users to run arbitrary external processes alongside their Jupyter notebook servers and provides authenticated web access. Prior to versions 3.2.3 and 4.1.1, Jupyter Server Proxy did not check user authentication…
- CVE-2023-27267CRITICALCVSS 9.0EG 9.02023-04-11
Due to missing authentication and insufficient input validation, the OSCommand Bridge of SAP Diagnostics Agent - version 720, allows an attacker with deep knowledge of the system to execute scripts on all connected Diagnostics Agents. On…
- CVE-2017-4919CRITICALCVSS 9.0EG 9.02017-07-28
VMware vCenter Server 5.5, 6.0, 6.5 allows vSphere users with certain, limited vSphere privileges to use the VIX API to access Guest Operating Systems without the need to authenticate.
- CVE-2021-25094CRITICALCVSS 8.1EG 9.02022-04-25
The Tatsu WordPress plugin before 3.3.12 add_custom_font action can be used without prior authentication to upload a rogue zip file which is uncompressed under the WordPress's upload directory. By adding a PHP shell with a filename startin…
- CVE-2018-7357CRITICALCVSS 6.5EG 9.02018-11-14
ZTE ZXHN H168N product with versions V2.2.0_PK1.2T5, V2.2.0_PK1.2T2, V2.2.0_PK11T7 and V2.2.0_PK11T have an improper access control vulnerability, which may allow an unauthorized user to gain unauthorized access.
- CVE-2019-8449CRITICALCVSS 5.3EG 9.02019-09-11
The /rest/api/latest/groupuserpicker resource in Jira before version 8.4.0 allows remote attackers to enumerate usernames via an information disclosure vulnerability.
- CVE-2026-15416HIGHCVSS 8.9EG 8.92026-07-14
A flaw was identified in Argo CD, the GitOps engine used by Red Hat OpenShift GitOps, that could allow an unauthenticated attacker with network access to the Argo CD repo-server to achieve remote code execution. Under certain conditions, t…
- CVE-2026-48989HIGHCVSS 8.9EG 8.92026-06-17
Windows-MCP is an open-source project that integrates AI agents with Windows. In versions prior to 0.7.5, certain HTTP modes exposed the MCP control plane without authentication while enabling wildcard CORS (allow_origins=*, allow_methods=…
- CVE-2025-1701HIGHCVSS 8.9EG 8.92025-06-04
CVE-2025-1701 is a high-severity vulnerability in the MIM Admin service. An attacker could exploit this vulnerability by sending a specially crafted request over the RMI interface to execute arbitrary code with the privileges of the MIM Ad…
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