CWE-306: Missing Authentication for Critical Functionality
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The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
What the weakness is: CWE-306 at MITRE
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Explain CWE-306: Missing Authentication for Critical Functionality and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/306.html and https://cve.bz/cve/cwe/306?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this weakness's id and public links.
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Network-AI from 5.14.0 before 5.15.5 contains a missing authentication vulnerability in the A2AServer class that allows unauthenticated attackers to access task operations when no secret is configured. Attackers can send JSON-RPC requests …
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A vulnerability was detected in WAVLINK WN536AX6-A V260507_2.0.0. Impacted is the function sub_416d48/sub_41a7c0 of the file /bin/ioos of the component VPN Client List Handler. Performing a manipulation of the argument opt results in missi…
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A weakness has been identified in Presenton up to 0.9.11-beta. Affected by this issue is some unknown functionality of the component API. This manipulation causes missing authentication. It is possible to initiate the attack remotely. The …
- 6.9CVE-2026-63399EPSS 0.3%
Coop is an open source review and moderation tool from ROOST. Prior to 1.0.0, the `GraphQL` `Mutation.createOrg` operation allows an unauthenticated actor to create arbitrary organizations on a publicly accessible instance. In addition to …
- 8.7CVE-2026-63396EPSS 0.3%
Coop is an open source review and moderation tool from ROOST. Prior to 1.0.0, an unauthenticated actor can query `Query.allOrgs` through `/api/v1/graphql` on a publicly accessible deployment and obtain data for all organizations, including…
- 9.8CVE-2026-63377EPSS 0.4%
TAKO AI Agent for Okta is a local-first AI agent that helps Okta administrators query tenant data using natural language. Prior to 3.0.1-beta, `POST /api/auth/setup` in `src/api/routers/auth.py` allows an unauthenticated network attacker t…
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MoLing is a computer-use and browser-use based MCP server. Prior to 0.5.0, when MoLing runs in SSE mode using `-l`, its `/sse` and `/message` HTTP endpoints do not authenticate requests and the `mcp-go` dependency sets `Access-Control-Allo…
- 8.7CVE-2026-62302EPSS 0.5%
MyTube is a self-hosted downloader and player for several video websites. Prior to version 1.10.3, `server.ts` calls `registerStaticRoutes` and `registerCloudRoutes` before `registerApiRoutes`, where `authMiddleware` and `roleBasedAuthMidd…
- 7.5CVE-2026-62264EPSS 0.5%
PDF Reader MCP is a Model Context Protocol server for reading PDF documents. In versions 2.2.0 and later prior to 3.0.1, when `MCP_TRANSPORT=http` enables the opt-in HTTP server, `@sylphx/pdf-reader-mcp` reads `MCP_API_KEY` and logs that `…
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SerpBear before 3.1.1 contains a missing authentication vulnerability in pages/api/notify.ts that allows remote unauthenticated attackers to trigger notification emails because verifyUser() is never called. Attackers can repeatedly POST to…
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SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. In affected deployments, the unauthenticated `/scoutsuite-report` `StaticFiles` mount in `backend/copilot.py` exposes the `scoutsuite-r…
- 9.4CVE-2026-61729EPSS 0.4%
SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. Prior to 0.1.76, `verify_graylog_header` in `backend/app/active_response/routes/graylog.py` and `verify_velociraptor_header` in `backen…
- 5.4CVE-2026-111500EPSS 0.2%
Dell OpenManage Enterprise, versions prior to 4.8.0, contains a Missing Authentication for Critical Function vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to S…
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The web server does not check authentication on POST or PUT. An unauthenticated attacker can reboot the charger; by brute-forcing the configid, they can also set the service password and then change any setting.
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In Teltonika Networks RUTOS devices running versions from 7.22 through 7.24.2 and TSWOS devices running versions 1.9 through 1.10, a vulnerability exists whereby an unauthenticated user can directly call LUA functions, bypassing validation…
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Under certain conditions, privilege manager agent allows a remote unauthenticated attacker to execute arbitrary code as LocalSystem.
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Kaspersky has fixed a vulnerability in the Network Agent for Windows module of Kaspersky Security Center. The vulnerability could potentially cause the Network Agent module of Kaspersky Security Center to malfunction. There are no evidence…
- 8.6CVE-2026-113387EPSS 0.3%
The Ortto plugin for WordPress before 1.0.25 did not authenticate configuration update requests, relying only on a secret exposed in public HTML. An unauthenticated threat actor could overwrite the plugin's configuration to serve arbitrary…
- 7.3CVE-2026-61571EPSS 0.3%
AVideo is a video-sharing Platform. Prior to 8.1.0, the encoder lacks a global authentication layer and exposes control and status PHP endpoints to anonymous network callers. `view/run.php` has a commented-out guard and invokes `Encoder::r…
- 9.3CVE-2026-118690EPSS 0.7%
Signal K Server before 2.33.0 contains a missing authentication vulnerability that allows unauthenticated remote attackers to download log archives via the /skServer/ziplogs endpoint. Attackers can extract the JWT secretKey from security.j…
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FearlessCMS is a flat-file `content` management system centered on simplicity and open source. Prior to version 0.1.4, five debug/test PHP scripts under `admin/` perform privileged operations without `isLoggedIn()` authentication checks, C…
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Gearboy is a Game Boy, Game Boy Color, and Super Game Boy emulator and debugger with an embedded MCP server. Gearsystem, the affected component, has an optional `--mcp-http` mode that accepts unauthenticated MCP requests from any reachable…
- 9.8CVE-2026-103409EPSS 0.3%
A Missing authentication for critical function vulnerability in Juniper Networks Session Smart Router allows an unauthenticated network-based attacker to obtain administrative privileges by passing crafted URL parameters to an insecure end…
- 9.4CVE-2026-112197EPSS 0.4%
Vulnerability due to a lack of authentication in critical functions of the NoviGest Desktop App's Java RMI service. An attacker with network access to the service can invoke remote methods without authentication, obtain sensitive credentia…
- 5.3CVE-2026-102816EPSS 0.2%
An authorization vulnerability exists in the country or region configuration interface of TP-Link RE305 V3. An unauthenticated attacker on the same local network may modify the wireless regulatory region and force the device to reapply its…
- 9.2CVE-2026-93865EPSS 0.5%
A missing authentication vulnerability in the Fireware OS FireCluster synchronization daemon allows a remote, unauthenticated attacker to invoke privileged system-level administrative actions by sending a specially crafted request to the F…
- 9.4CVE-2026-90465EPSS 0.2%
A missing authentication vulnerability in the FireCluster Sync processing allows an attacker positioned on the cluster interconnect, such as a compromised cluster peer or an on-path network attacker, to invoke privileged firewall managemen…
- 6.0CVE-2026-104381EPSS 0.1%
A missing authentication vulnerability in Fireware OS's FireCluster state synchronization feature allows an unauthenticated attacker positioned on the cluster synchronization network segment to force premature VPN tunnel termination by sen…
- 7.5CVE-2026-104189EPSS 0.4%
The 3D Viewer for Nextcloud is a comprehensive 3D model viewer application for Nextcloud that supports multiple 3D file formats. In versions 1.7.9 through 3.3.1, the app's public file endpoint performed no share authorization. Anyone who k…
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NVIDIA NeMo Agent Toolkit contains a vulnerability where a attacker could cause a missing authentication issue. This vulnerability might lead to code execution, escalation of privileges, data tampering, denial of service, and information d…
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TRO600 contains an arbitrary file read vulnerability. An unauthenticated attacker can exploit this vulnerability to read or download arbitrary files on the affected device, including sensitive configuration files and password data, resulti…
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Missing Authentication for Critical Function Vulnerability in HiRDB. This issue affects HiRDB Server Version 10: from 10-00 before 10-12-01; HiRDB Server Version 9: from 09-00 through 09-66-22; HiRDB Server with Additional Function Versi…
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The BMC does not correctly enforce integrity and encryption requirements for IPMI commands. An attacker may be able to craft packets that execute arbitrary commands on an active session.
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OpenPanel before 3.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to access the Bull Board dashboard served on the worker HTTP port. Attackers can query /api/queues and call mutating Bull Board AP…
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A vulnerability has been found in SourceCodester Online Food Ordering System 1.0. The affected element is an unknown function of the file admin/delete_admin.php. The manipulation of the argument ID leads to missing authentication. It is po…
- 8.2CVE-2026-116634EPSS 0.5%
OmniRoute 3.8.50 before 3.8.52 contains a missing authentication vulnerability that allows unauthenticated attackers to issue sync tokens via POST /api/sync/tokens when requireLogin is disabled. Attackers can use the issued token against G…
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Burrito is a Terraform Automation Collaboration Software (TACoS) Kubernetes operator. Prior to 0.13.0, `POST /api/webhook` accepts unsigned GitHub and GitLab events when a `TerraformRepository`'s credentials omit `webhookSecret` or set it …
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boneIO Black directly excludes several API endpoints from the authentication. An unauthenticated remote attacker on the local network can retrieve system logs, firmware version, serial number, MQTT username, configuration file listings, an…
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boneIO Black firmware ships with authentication disabled by default. Its management web API listens on all network interfaces and exposes all endpoints without requiring credentials. An unauthenticated remote attacker can fully control the…
- 8.7CVE-2026-77052EPSS 0.3%
boneIO Black exposes a Node-RED instance without authentication at the /nodered/ path through a Caddy reverse proxy. The Node-RED Admin API allows deploying flows that can execute arbitrary system commands. An unauthenticated attacker on t…
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danmu_api before 1.21.7 contains an authentication bypass vulnerability that allows unauthenticated attackers to modify server environment configuration when the default TOKEN is used and ADMIN_TOKEN is unset. Attackers can send POST reque…
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A vulnerability was determined in BillaBear up to 2025.01.03. Affected by this issue is the function processInstall of the file src/BillaBear/Controller/InstallController.php of the component Installation Handler. This manipulation causes …
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A vulnerability was found in 777genius agent-teams-ai up to 2.17.10. This issue affects the function doStart of the file src/main/services/infrastructure/HttpServer.ts of the component Local HTTP Service. The manipulation results in missin…
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A vulnerability was found in GiantappMan LiveWallPaper 2.6.8.0 on Windows. This issue affects some unknown processing of the file /LiveWallpaper/UploadFile of the component SignalR Hub. Performing a manipulation results in missing authenti…
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Docker-Proxy through 5.1.9 contains a missing authentication vulnerability in the hubcmdui routes/config.js that allows unauthenticated attackers to read and overwrite configuration via /api/config. Attackers can retrieve the WeChat webhoo…
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The WireGuard VPN service in subsys/net/lib/wireguard/wg.c updated the peer endpoint from a message it could not authenticate. In handle_transport_data(), when the 32-bit receiver index of an incoming transport-data message matched no sess…
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The Goobi viewer is a web application that allows digitised material to be displayed in a web browser. From version 4.11.0 to before version 26.05, several Jakarta WebSocket endpoints in goobi-viewer-core (DownloadTaskEndpoint, CampaignEnd…
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The Goobi viewer is a web application that allows digitised material to be displayed in a web browser. From version 24.03 to before version 26.05, the DownloadTaskEndpoint WebSocket endpoint (/tasks/download/monitor.socket) in goobi-viewer…
- 5.9CVE-2026-57207EPSS 0.4%
NetBox MCP Server is a simple read-only Model Context Protocol server for NetBox. Prior to version 1.2.1, when running with TRANSPORT=http, the MCP server has no authentication on the HTTP endpoint. Any client that can reach the port gets …
- 9.3CVE-2026-114357EPSS 0.3%
Missing authentication for a critical function in the Android Debug Bridge daemon (adbd) in DJI CrystalSky ZS600C firmware v0.3.9.7 through v0.6.6.9 allows an attacker to obtain an unauthenticated shell (uid 2000), a foothold for privilege…