Weakness (CWE)
CWE-287: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How to prevent it (1 mitigation)
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Architecture and Design
Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Source: MITRE CWE-287
3,169 results · Feed
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Critical 10.0
A remote authentication bypass vulnerability exists in HPE AutoPass License Server (APLS).
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Critical 9.8
WeGIA lacks authentication verification in adicionar_tipo_docs_atendido.php
WeGIA is a web manager for charitable institutions. Prior to version 3.6.5, the script in adicionar_tipo_docs_atendido.php does not go through the project's central controller and does not have its own authentication and permission checks. A malicious user co…
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High 8.8
Statamic allows Authenticated Control Panel users to escalate privileges via elevated session bypass
Statmatic is a Laravel and Git powered content management system (CMS). Starting in version 6.0.0 and prior to version 6.4.0, Authenticated Control Panel users may under certain conditions obtain elevated privileges without completing the intended verificatio…
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Medium 5.3
Japanized for WooCommerce <= 2.8.4 - Missing Authorization to Unauthenticated Paidy Order Manipulation
The Japanized for WooCommerce plugin for WordPress is vulnerable to Improper Authentication in versions up to, and including, 2.8.4. This is due to a flawed permission check in the `paidy_webhook_permission_check` function that unconditionally returns `true` …
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Critical 9.1
hoppscotch Vulnerable to Unauthenticated Onboarding Config Takeover
hoppscotch is an open source API development ecosystem. Prior to version 2026.2.0, an unauthenticated attacker can overwrite the entire infrastructure configuration of a self-hosted Hoppscotch instance including OAuth provider credentials and SMTP settings by…
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Medium 6.5CVE-2026-26077 Scanner template
Discourse doesn't ensure webhooks require a token
Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, several webhook endpoints (SendGrid, Mailjet, Mandrill, Postmark, SparkPost) in the `WebhooksController` accepted requests without a valid authentication tok…
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Medium 4.3
Packistry accepts expired access tokens
Packistry is a self-hosted Composer repository designed to handle PHP package distribution. Prior to version 0.13.0, RepositoryAwareController::authorize() verified token presence and ability, but did not enforce token expiration. As a result, an expired depl…
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High 8.2
Improper session management in D-Link Wireless N 300 ADSL2+ Modem Router DSL-124 ME_1.00 allows attackers to execute a …
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Medium 4.5
Chia Blockchain RPC Server Master Passphrase get_private_key missing authentication
A flaw has been found in Chia Blockchain 2.1.0. The affected element is the function send_transaction/get_private_key of the component RPC Server Master Passphrase Handler. This manipulation causes missing authentication. The attack can only be executed local…
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Critical 10.0
Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability
A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, and Cisco Catalyst SD-WAN Validator, formerly SD-WAN vBond, could allow an unauthenticated, remo…
KEV Feb 25, 2026 -
Critical 9.8
Cisco Catayst SD-WAN Authentication Bypass Vulnerability
A vulnerability in the API user authentication of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain access to an affected system as a user who has the netadmin role. The vulnerability is due to improper authentication …
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Medium 5.6
Chia Blockchain RPC Credential rpc_server_base.py _authenticate improper authentication
A security vulnerability has been detected in Chia Blockchain 2.1.0. This issue affects the function _authenticate of the file rpc_server_base.py of the component RPC Credential Handler. The manipulation leads to improper authentication. The attack is possibl…
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High 7.1
FileBrowser Quantum: Password Protection Not Enforced on Shared File Links
FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to versions 1.1.3-stable and 1.2.6-beta, when users share password-protected files, the recipient can completely bypass the password and still download the file. This happens because th…
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Medium 4.3
NVIDIA Delegated Licensing Service for all appliance platforms contains a vulnerability where an attacker could exploit…
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High 7.3
DataLinkDC dinky OpenAPI Endpoint AppConfig.java addInterceptors missing authentication
A vulnerability was determined in DataLinkDC dinky up to 1.2.5. This affects the function addInterceptors of the file dinky-admin/src/main/java/org/dinky/configure/AppConfig.java of the component OpenAPI Endpoint. Executing a manipulation can lead to missing …
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Critical 9.1
Sentry: Improper Authentication on SAML SSO process allows user identity linking
Sentry is a developer-first error tracking and performance monitoring tool. Versions 21.12.0 through 26.1.0 have a critical vulnerability in its SAML SSO implementation which allows an attacker to take over any user account by using a malicious SAML Identity …
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High 8.1
Strimzi: All CAs from a custom CA chain consisting of multiple CAs are trusted for mTLS user autentication
Strimzi provides a way to run an Apache Kafka cluster on Kubernetes or OpenShift in various deployment configurations. In versions 0.49.0 through 0.50.0, when using a custom Cluster or Clients CA with a multistage CA chain consisting of multiple CAs, Strimzi …
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Critical 9.4
An Authentication Bypass vulnerability in Smanga 3.2.7 allows an unauthenticated attacker to reset the password of any …
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Medium 6.9
Authentication bypass in AutoGPT de Thesamur
An authentication bypass vulnerability has been found in Thesamur's AutoGPT. This vulnerability allows an attacker to bypass authentication mechanisms. Once inside the web application, the attacker can use any of its features regardless of the authorisation m…
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Critical 10.0
OGP-Website installs prior git commit 52f865a4fba763594453068acf8fa9e3fc38d663 are affected by a type juggling flaw whi…
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Medium 4.7
Orthanc versions before 1.12.10 are affected by an authorisation logic flaw in the application's HTTP Basic Authenticat…
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Medium 5.3
OTP Password Brute Forcing in DorukNet's Wispotter
Improper Restriction of Excessive Authentication Attempts, Improper Authentication vulnerability in Doruk Communication and Automation Industry and Trade Inc. Wispotter allows Password Brute Forcing, Brute Force. This issue affects Wispotter: from 1.0 before …
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High 7.5CVE-2026-1368 Scanner template
Video Conferencing with Zoom API < 4.6.6 - Unauthenticated SDK Signature Generation
The Video Conferencing with Zoom WordPress plugin before 4.6.6 contains an AJAX handler that has its nonce verification commented out, allowing unauthenticated attackers to generate valid Zoom SDK signatures for any meeting ID and retrieve the site's Zoom SDK…
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High 8.8
Windows Admin Center Elevation of Privilege Vulnerability
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.
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High 8.8
authentik has a Signature Verification Bypass via SAML Assertion Wrapping
authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the …
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High 8.6
authentik has a forward authentication bypass with broken cookie
authentik is an open-source identity provider. Prior to 2025.10.4 and 2025.12.4, with a malformed cookie it was possible to bypass authentication when using forward authentication in the authentik Proxy Provider when used in conjunction with Traefik or Caddy …
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Medium 5.5
An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.…
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Medium 6.9
Outline has a suspended user authentication bypass via WebSocket connections
Outline is a service that allows for collaborative documentation. Prior to 1.1.0, a vulnerability was found in Outline's WebSocket authentication mechanism that allows suspended users to maintain or establish real-time WebSocket connections and continue recei…
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Critical 9.8
Unauthenticated Remote Command Execution via Web Console in METIS DFS
METIS DFS devices (versions <= oscore 2.1.234-r18) expose a web-based shell at the /console endpoint that does not require authentication. Accessing this endpoint allows a remote attacker to execute arbitrary operating system commands with 'daemon' privileges…
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Critical 9.8
Unauthenticated Remote Root Shell Access via Web Console in METIS WIC
METIS WIC devices (versions <= oscore 2.1.234-r18) expose a web-based shell at the /console endpoint that does not require authentication. Accessing this endpoint allows a remote attacker to execute arbitrary operating system commands with root (UID 0) privil…
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Medium 6.5
A lack of session validation in the web API component of Shenzhen Zhibotong Electronics ZBT WE2001 23.09.27 allows remo…
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High 8.1
A missing authentication mechanism in the web management API components of Shenzhen Zhibotong Electronics ZBT WE2001 23…
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High 7.0CVE-2026-21508 Public exploit
Windows Storage Elevation of Privilege Vulnerability
Improper authentication in Windows Storage allows an authorized attacker to elevate privileges locally.
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Critical 9.8
Apache Druid: Authentication Bypass via LDAP Anonymous Bind
Affected Products and Versions * Apache Druid * Affected Versions: 0.17.0 through 35.x (all versions prior to 36.0.0) * Prerequisites: * druid-basic-security extension enabled * LDAP authenticator configured * Underlying LDAP server permits anonymous bind …
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Critical 10.0
FUXA Unauthenticated Remote Code Execution via Admin JWT Minting
FUXA is a web-based Process Visualization (SCADA/HMI/Dashboard) software. Prior to 1.2.10, an authentication bypass vulnerability in FUXA allows an unauthenticated, remote attacker to gain administrative access via the heartbeat refresh API and execute arbitr…
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High 7.3
Improper Authentication in Birtech Information Technologies' Sensaway
Improper Authentication vulnerability in Birtech Information Technologies Industry and Trade Ltd. Co. Senseway allows Authentication Abuse. This issue affects Senseway: through 09022026. NOTE: Because the product was developed using outdated technology, the …
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High 7.3
code-projects Contact Management System CRUD Endpoint improper authentication
A security flaw has been discovered in code-projects Contact Management System 1.0. This affects an unknown part of the component CRUD Endpoint. The manipulation of the argument ID results in improper authentication. The attack may be launched remotely.
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High 7.3
detronetdip E-commerce Account Creation Endpoint add_seller.php missing authentication
A weakness has been identified in detronetdip E-commerce 1.0.0. Impacted is an unknown function of the file /Admin/assets/backend/seller/add_seller.php of the component Account Creation Endpoint. Executing a manipulation of the argument email can lead to miss…
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High 8.0
Antrea has invalid enforcement order for network policy rules caused by integer overflow
Antrea is a Kubernetes networking solution intended to be Kubernetes native. Prior to versions 2.3.2 and 2.4.3, Antrea's network policy priority assignment system has a uint16 arithmetic overflow bug that causes incorrect OpenFlow priority calculations when h…
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Medium 6.3
Flycatcher Toys smART Pixelator Bluetooth Low Energy missing authentication
A security flaw has been discovered in Flycatcher Toys smART Pixelator 2.0. Affected by this issue is some unknown functionality of the component Bluetooth Low Energy Interface. Performing a manipulation results in missing authentication. The attack can only …