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
3,824 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-306page 23 of 77
- CVE-2018-0376CRITICALCVSS 9.8EG 9.82018-07-18
A vulnerability in the Policy Builder interface of Cisco Policy Suite before 18.2.0 could allow an unauthenticated, remote attacker to access the Policy Builder interface. The vulnerability is due to a lack of authentication. An attacker c…
- CVE-2018-0374CRITICALCVSS 9.8EG 9.82018-07-18
A vulnerability in the Policy Builder database of Cisco Policy Suite before 18.2.0 could allow an unauthenticated, remote attacker to connect directly to the Policy Builder database. The vulnerability is due to a lack of authentication. An…
- CVE-2018-10635CRITICALCVSS 9.8EG 9.82018-07-11
In Universal Robots Robot Controllers Version CB 3.1, SW Version 3.4.5-100, ports 30001/TCP to 30003/TCP listen for arbitrary URScript code and execute the code. This enables a remote attacker who has access to the ports to remotely execut…
- CVE-2018-7778CRITICALCVSS 9.8EG 9.82018-07-03
In Schneider Electric Evlink Charging Station versions prior to v3.2.0-12_v1, the Web Interface has an issue that may allow a remote attacker to gain administrative privileges without properly authenticating remote users.
- CVE-2018-4853CRITICALCVSS 9.8EG 9.82018-07-03
A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with network access to port 69/udp could modify the firmware of the device.
- CVE-2018-8016CRITICALCVSS 9.8EG 9.82018-06-28
The default configuration in Apache Cassandra 3.8 through 3.11.1 binds an unauthenticated JMX/RMI interface to all network interfaces, which allows remote attackers to execute arbitrary Java code via an RMI request. This issue is a regress…
- CVE-2018-5339CRITICALCVSS 9.8EG 9.82018-04-18
An issue was discovered in Zoho ManageEngine Desktop Central 10.0.124 and 10.0.184: insufficient enforcement of database query type restrictions.
- CVE-2018-5338CRITICALCVSS 9.8EG 9.82018-04-18
An issue was discovered in Zoho ManageEngine Desktop Central 10.0.124 and 10.0.184: missing authentication/authorization for a database query mechanism.
- CVE-2018-9162CRITICALCVSS 9.8EG 9.82018-03-31
Contec Smart Home 4.15 devices do not require authentication for new_user.php, edit_user.php, delete_user.php, and user.php, as demonstrated by changing the admin password and then obtaining control over doors.
- CVE-2018-6223CRITICALCVSS 9.8EG 9.82018-03-15
A missing authentication for appliance registration vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an attacker to manipulate the registration process of the product to reset configuration parameters.
- CVE-2018-2368CRITICALCVSS 9.8EG 9.82018-03-01
SAP NetWeaver System Landscape Directory, LM-CORE 7.10, 7.20, 7.30, 7.31, 7.40, does not perform any authentication checks for functionalities that require user identity.
- CVE-2018-7301CRITICALCVSS 9.8EG 9.82018-02-22
eQ-3 AG HomeMatic CCU2 2.29.22 devices have an open XML-RPC port without authentication. This can be exploited by sending arbitrary XML-RPC requests to control the attached BidCos devices.
- CVE-2018-1164CRITICALCVSS 9.8EG 9.82018-02-21
This vulnerability allows remote attackers to cause a denial-of-service condition on vulnerable installations of ZyXEL P-870H-51 DSL Router 1.00(AWG.3)D5. Authentication is not required to exploit this vulnerability. The specific flaw exis…
- CVE-2018-0127CRITICALCVSS 9.8EG 9.82018-02-08
A vulnerability in the web interface of Cisco RV132W ADSL2+ Wireless-N VPN Routers and Cisco RV134W VDSL2 Wireless-AC VPN Routers could allow an unauthenticated, remote attacker to view configuration parameters for an affected device, whic…
- CVE-2018-4834CRITICALCVSS 9.8EG 9.82018-01-24
A vulnerability has been identified in Desigo PXC00-E.D V4.10 (All versions < V4.10.111), Desigo PXC00-E.D V5.00 (All versions < V5.0.171), Desigo PXC00-E.D V5.10 (All versions < V5.10.69), Desigo PXC00-E.D V6.00 (All versions < V6.0.204),…
- CVE-2017-18001CRITICALCVSS 9.8EG 9.82017-12-31
Trustwave Secure Web Gateway (SWG) through 11.8.0.27 allows remote attackers to append an arbitrary public key to the device's SSH Authorized Keys data, and consequently obtain remote root access, via the publicKey parameter to the /sendKe…
- CVE-2017-3184CRITICALCVSS 9.8EG 9.82017-12-16
ACTi cameras including the D, B, I, and E series using firmware version A1D-500-V6.11.31-AC fail to properly restrict access to the factory reset page. An unauthenticated, remote attacker can exploit this vulnerability by directly accessin…
- CVE-2017-13997CRITICALCVSS 9.8EG 9.82017-10-03
A Missing Authentication for Critical Function issue was discovered in Schneider Electric InduSoft Web Studio v8.0 SP2 or prior, and InTouch Machine Edition v8.0 SP2 or prior. InduSoft Web Studio provides the capability for an HMI client t…
- CVE-2017-14350CRITICALCVSS 9.8EG 9.82017-09-30
A potential security vulnerability has been identified in HPE Application Performance Management (BSM) Platform versions 9.26, 9.30, 9.40. The vulnerability could be remotely exploited to allow code execution.
- CVE-2017-14417CRITICALCVSS 9.8EG 9.82017-09-13
register_send.php on D-Link DIR-850L REV. B (with firmware through FW208WWb02) devices does not require authentication, which can result in unintended enrollment in mydlink Cloud Services.
- CVE-2017-12733CRITICALCVSS 9.8EG 9.82017-09-09
A Missing Authentication for Critical Function issue was discovered in OPW Fuel Management Systems SiteSentinel Integra 100, SiteSentinel Integra 500, and SiteSentinel iSite ATG consoles with the following software versions: older than V17…
- CVE-2017-4052CRITICALCVSS 9.8EG 9.82017-07-12
Authentication Bypass vulnerability in the web interface in McAfee Advanced Threat Defense (ATD) 3.10, 3.8, 3.6, 3.4 allows remote unauthenticated users / remote attackers to change or update any configuration settings, or gain administrat…
- CVE-2017-10804CRITICALCVSS 9.8EG 9.82017-07-04
In Odoo 8.0, Odoo Community Edition 9.0 and 10.0, and Odoo Enterprise Edition 9.0 and 10.0, remote attackers can bypass authentication under certain circumstances because parameters containing 0x00 characters are truncated before reaching …
- CVE-2017-7315CRITICALCVSS 9.8EG 9.82017-07-04
An issue was discovered on Humax Digital HG100R 2.0.6 devices. To download the backup file it's not necessary to use credentials, and the router credentials are stored in plaintext inside the backup, aka GatewaySettings.bin.
- CVE-2017-6044CRITICALCVSS 9.8EG 9.82017-06-30
An Improper Authorization issue was discovered in Sierra Wireless AirLink Raven XE, all versions prior to 4.0.14, and AirLink Raven XT, all versions prior to 4.0.11. Several files and directories can be accessed without authentication, whi…
- CVE-2017-3216CRITICALCVSS 9.8EG 9.82017-06-20
WiMAX routers based on the MediaTek SDK (libmtk) that use a custom httpd plugin are vulnerable to an authentication bypass allowing a remote, unauthenticated attacker to gain administrator access to the device by performing an administrato…
- CVE-2016-5053CRITICALCVSS 9.8EG 9.82017-04-10
OSRAM SYLVANIA Osram Lightify Home before 2016-07-26 allows remote attackers to execute arbitrary commands via TCP port 4000.
- CVE-2015-2888CRITICALCVSS 9.8EG 9.82017-04-10
Summer Baby Zoom Wifi Monitor & Internet Viewing System allows remote attackers to bypass authentication, related to the MySnapCam web service.
- CVE-2017-6409CRITICALCVSS 9.8EG 9.82017-03-02
An issue was discovered in Veritas NetBackup 8.0 and earlier and NetBackup Appliance 3.0 and earlier. Unauthenticated CORBA interfaces permit inappropriate access.
- CVE-2017-5162CRITICALCVSS 9.8EG 9.82017-02-13
An issue was discovered in BINOM3 Universal Multifunctional Electric Power Quality Meter. Lack of authentication for remote service gives access to application set up and configuration.
- CVE-2016-9369CRITICALCVSS 9.8EG 9.82017-02-13
An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort 5200 Series versions prior to 2.8, NPort 5400 Series versions prior to 3.11, NPort 5600 Series versions prior to 3.7, NPo…
- CVE-2016-2004CRITICALCVSS 9.8EG 9.82016-04-21
HPE Data Protector before 7.03_108, 8.x before 8.15, and 9.x before 9.06 allow remote attackers to execute arbitrary code via unspecified vectors related to lack of authentication. NOTE: this vulnerability exists because of an incomplete …
- CVE-2021-38412CRITICALCVSS 9.6EG 9.82021-09-17
Properly formatted POST requests to multiple resources on the HTTP and HTTPS web servers of the Digi PortServer TS 16 Rack device do not require authentication or authentication tokens. This vulnerability could allow an attacker to enable …
- CVE-2022-26833CRITICALCVSS 9.4EG 9.82022-05-25
An improper authentication vulnerability exists in the REST API functionality of Open Automation Software OAS Platform V16.00.0121. A specially-crafted series of HTTP requests can lead to unauthenticated use of the REST API. An attacker ca…
- CVE-2025-8286CRITICALCVSS 9.3EG 9.82025-07-31
The affected products expose an unauthenticated Telnet-based command line interface that could allow an attacker to modify hardware configurations, manipulate data, or factory reset the device.
- CVE-2023-22804CRITICALCVSS 9.1EG 9.82023-02-15
LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to create users on the PLC. This could allow an attacker to create and use an account with elevated privileges and take control of the device.
- CVE-2022-26082CRITICALCVSS 9.1EG 9.82022-05-25
A file write vulnerability exists in the OAS Engine SecureTransferFiles functionality of Open Automation Software OAS Platform V16.00.0112. A specially-crafted series of network requests can lead to remote code execution. An attacker can s…
- CVE-2026-72822CRITICALCVSS 8.8EG 9.82026-08-14
The getgrav/grav-plugin-api Composer package before 1.0.13 (affected <= 1.0.12) fails to enforce API key scope caps on the disable2fa endpoint. Unlike the sibling generate2fa endpoint, disable2fa authorizes the admin (non-self) path solely…
- CVE-2021-26637CRITICALCVSS 8.8EG 9.82022-06-23
There is no account authentication and permission check logic in the firmware and existing apps of SiHAS's SGW-300, ACM-300, GCM-300, so unauthorized users can remotely control the device.
- CVE-2022-32251CRITICALCVSS 8.8EG 9.82022-06-14
A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.1). There is a missing authentication verification for a resource used to change the roles and permissions of a user. This could allow an attacker to ch…
- CVE-2021-33008CRITICALCVSS 8.8EG 9.82022-04-04
AVEVA System Platform versions 2017 through 2020 R2 P01 does not perform any authentication for functionality that requires a provable user identity.
- CVE-2026-56266CRITICALCVSS 8.6EG 9.82026-06-16
Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-…
- CVE-2022-0993CRITICALCVSS 8.1EG 9.82022-04-19
The SiteGround Security plugin for WordPress is vulnerable to authentication bypass that allows unauthenticated users to log in as administrative users due to missing identity verification on the 2FA back-up code implementation that logs u…
- CVE-2019-25568CRITICALCVSS 7.8EG 9.82026-03-21
Memu Play 6.0.7 contains an insecure file permissions vulnerability that allows low-privilege users to escalate privileges by replacing the MemuService.exe executable. Attackers can rename and overwrite MemuService.exe in the installation …
- CVE-2026-54130CRITICALCVSS 7.5EG 9.82026-06-18
Missing authentication for critical function in M365 Copilot allows an unauthorized attacker to disclose information over a network.
- CVE-2022-50790CRITICALCVSS 7.5EG 9.82025-12-30
SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain an unauthenticated vulnerability that allows remote attackers to access live radio stream information through webplay or ffmpeg scripts. Attackers can exploit the vulnerability b…
- CVE-2023-0906CRITICALCVSS 7.3EG 9.82023-02-18
A vulnerability classified as critical was found in SourceCodester Online Pizza Ordering System 1.0. Affected by this vulnerability is the function delete_category of the file ajax.php of the component POST Parameter Handler. The manipulat…
- CVE-2022-4229CRITICALCVSS 7.3EG 9.82022-11-30
A vulnerability classified as critical was found in SourceCodester Book Store Management System 1.0. This vulnerability affects unknown code of the file /bsms_ci/index.php. The manipulation leads to improper access controls. The attack can…
- CVE-2022-3674CRITICALCVSS 7.3EG 9.82022-10-26
A vulnerability has been found in SourceCodester Sanitization Management System 1.0 and classified as critical. Affected by this vulnerability is an unknown functionality. The manipulation leads to missing authentication. The attack can be…
- CVE-2022-35865CRITICALCVSS 7.3EG 9.82022-08-03
This vulnerability allows remote attackers to execute arbitrary code on affected installations of BMC Track-It! 20.21.2.109. Authentication is not required to exploit this vulnerability. The specific flaw exists within the authorization of…
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