Weakness (CWE)
CWE-290: Authentication Bypass by Spoofing
This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.
Source: MITRE CWE-290
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High 7.6
Symfony: Cas2Handler Derives CAS service URL from Client Host Header → Cross-Service Ticket Replay
Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.1.0 until 7.4.12 and 8.0.12, Cas2Handler builds the CAS service parameter from Request::getSchemeAndHttpHost(), which reflects an attacker-controlled Host…
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High 7.3
PraisonAI AgentMail before 4.6.78 Message Injection via Webhook
PraisonAI AgentMail versions before 4.6.78 lack signature verification in webhook mode, allowing unauthenticated attackers to inject messages with spoofed sender addresses. Attackers can POST crafted message.received events to the webhook endpoint to inject a…
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High 8.3
9router: Reverse proxy locality collapse allows unauthenticated access to 9router /v1 APIs
9Router is an AI router & token saver. Prior to 0.5.2, 9router treats loopback requests as trusted and allows /v1/* access without an API key, so a same-host reverse proxy that forwards public traffic to the backend through 127.0.0.1 causes src/dashboardGuard…
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High 8.2
9router: Unauthenticated `/v1` proxy access via `Host`-header spoofing → open AI relay + SSRF
9Router is an AI router & token saver. Prior to 0.5.2, 9router determines whether a /v1 LLM proxy request is local by reading the client-controlled Host header, allowing a remote unauthenticated attacker to send Host: localhost and bypass API-key authenticati…
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High 7.3
9router: Login brute-force protection bypass via spoofed X-Forwarded-For header
9Router is an AI router & token saver. Prior to 0.4.80, the dashboard login rate limiter in src/lib/auth/loginLimiter.js derives the client identity from the attacker-controlled X-Forwarded-For HTTP header, and src/app/api/auth/login/route.js uses that spoofa…
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High 8.0
Open WebUI: Terminal proxy forwards a spoofable, integrity-unbound user identity to the upstream (X-User-Id header and ws_terminal session_id query injection)
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, backend/open_webui/routers/terminals.py built the ws_terminal upstream URL from an unencoded session_id and appended user_id as a query parameter, allowing …
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High 7.8
Traefik: headerField underscore-variant identity spoofing in BasicAuth / DigestAuth / ForwardAuth
Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares strip canonical-cased spoofed identity headers before writing Traefik's own value, but do not account for …
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High 7.5
NodeBB - ActivityPub Author Spoofing via Unvalidated attributedTo Mapped to Local User
NodeBB does not bind the claimed author of an inbound ActivityPub object to the authenticated remote actor. The inbound middleware verifies the HTTP-signature actor and checks the origin of object.id, but never validates that attributedTo corresponds to the s…
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High 8.7
@acastellon/auth has an authentication bypass via spoofable headers in validateToken()
@acastellon/auth is an authentication control system for microservices. Versions prior to 2.3.0 appear to allow an unauthenticated authentication bypass in validateToken() through spoofable auth-user and Host request headers. The validateToken middleware cont…
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High 7.5
Frangoteam FUXA SCADA/HMI Authentication Bypass by Spoofing
FUXA versions 1.3.1 and prior contain an authentication bypass vulnerability via dot-segment path normalization in the REST API. The API router fails to normalize dot-segment sequences before applying authentication middleware, allowing unauthenticated reques…
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High 8.1
Woodpecker < 3.15.0 - GitLab Approval Gate Bypass via Spoofable Commit Author Name
Woodpecker before 3.15.0 matches the ApprovalAllowedUsers bypass list against pipeline.Author. For the GitLab forge driver, pipeline.Author is populated from the git commit author name (commit.author.name) carried in the webhook payload, which is attacker-con…
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High 8.1
Broken IPv6 Neighbor Discovery input validation allows spoofed RA/NS/NA acceptance in Zephyr net stack
The IPv6 Neighbor Discovery handlers in subsys/net/ip/ipv6_nbr.c (handle_ra_input, handle_ns_input, handle_na_input) used an incorrect boolean expression that combined the RFC 4861 validity checks with the ICMPv6 code check using the wrong operator precedence…
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High 7.7
Gogs: Authentication Bypass via Unvalidated Reverse Proxy Headers
Gogs is an open source self-hosted Git service. Prior to 0.14.3, when ENABLE_REVERSE_PROXY_AUTHENTICATION is enabled, Gogs accepts the configured authentication header (default: X-WEBAUTH-USER) directly from client requests without validating that the request…
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High 8.1
Caddy: FastCGI header normalization bypass in `forward_auth copy_headers`
Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4, forward_auth copy_headers deletes the exact client-supplied identity header before copying the trusted value from the auth gateway. But when the request later goes through php_f…
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High 7.0
Apache APISIX: JWT Algorithm Confusion allows authentication bypass
Authentication Bypass by Spoofing vulnerability in Apache APISIX. The attacker can completely bypass authentication capitalising on certain configurations of jwt-auth plugin. This issue affects Apache APISIX: from v2.2 through v3.16.0. Users are recommended t…
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High 8.1
Webmin HTTP header authentication bypass
The Webmin HTTP server (miniserv.pl) allows unauthenticated attackers to impersonate any user with a configured SSL client certificate by sending a forged HTTP header. A remote attacker can spoof certificate DNs and authenticate as any user. Fixed in 2.202.
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High 7.1
Woodpecker gRPC agent_id metadata can be spoofed- cross-tenant agent impersonation
Woodpecker is a CI/CD engine. Starting in version 3.0.0 and prior to version 3.14.1, a vulnerability in Woodpecker CI's gRPC layer allowed any authenticated agent to impersonate any other agent on the same server by injecting a forged `agent_id` value into ou…
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High 8.2
Tinyproxy - Stathost Detection Bypass via Host Header Manipulation
Tinyproxy through 1.11.3, fixed in commit 09312a1, fails to properly validate the Host header during stathost detection, allowing unauthenticated attackers to access the stats page by injecting a matching Host header or bypass detection via port manipulation.…
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High 8.1
OpenClaw < 2026.5.3 - Mutable Display Name Binding in Zalo allowFrom Policy
OpenClaw before 2026.5.3 contains a policy enforcement vulnerability where Zalo contacts with mutable display metadata could match allowFrom policy entries through display name changes. Attackers with mutable display names could receive agent responses intend…
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High 8.1
OpenClaw < 2026.5.7 - Privilege Escalation via Mutable Discord Display Names in allowFrom
OpenClaw before 2026.5.7 contains a privilege escalation vulnerability where the allowFrom feature improperly validates Discord account identity using mutable display names instead of immutable user IDs. Attackers with Discord accounts can change their displa…
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High 7.5
WordPress WpTravelly plugin <= 2.1.7 - Bypass Vulnerability vulnerability
Unauthenticated Bypass Vulnerability in WpTravelly <= 2.1.7 versions.
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High 7.7
QQBot for OpenClaw < 2026.4.29 - Authorization Bypass via QQBot Streaming Command
OpenClaw before 2026.4.29 contains an authorization bypass vulnerability in the QQBot streaming command that allows authenticated senders to mutate configuration without explicit allowFrom restrictions. Attackers can modify QQBot streaming configuration outsi…
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High 7.7
OpenClaw < 2026.5.18 - Identity Header Forgery via Trusted-Proxy Configuration
OpenClaw before 2026.5.18 contains an identity header validation vulnerability allowing local same-host callers to forge trusted-proxy identity headers. Attackers with access to the proxy-facing Gateway port can supply forged identity headers to assume operat…
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High 8.1
OpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom
OpenClaw before 2026.5.3 contains a privilege escalation vulnerability in the allowFrom feature that binds to mutable Slack display names. Attackers with Slack account access can change display name metadata to match policy entries, potentially gaining unauth…
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High 8.8
OpenClaw < 2026.5.22 - Control UI Locality Spoofing in Device Pairing
OpenClaw before 2026.5.22 contains a locality validation vulnerability in Control UI pairing that allows attackers with network access to spoof locality information and obtain durable admin-capable device tokens. Attackers can exploit insufficient locality-de…
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High 8.8
OpenClaw < 2026.5.7 - Privilege Escalation via Mutable Display Names in Matrix allowFrom
OpenClaw before 2026.5.7 contains a privilege escalation vulnerability in the Matrix allowFrom feature that allows authenticated accounts to match policy entries through mutable display name metadata. Attackers with the ability to change display names can rec…
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High 7.0
A potential authentication bypass was reported in Lenovo Smart Connect for Windows that could allow a local authenticat…
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High 7.5
WordPress Advanced Access Manager plugin <= 7.1.0 - Bypass Vulnerability vulnerability
Authentication Bypass by Spoofing vulnerability in AAM Plugin Advanced Access Manager allows URL Encoding. This issue affects Advanced Access Manager: from n/a through 7.1.0.
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High 7.5
FreeScout: Agent Impersonation via Missing HMAC Verification on Notification Reply Message-ID Path
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.220, the email processing pipeline in FreeScout's FetchEmails command has two code paths for identifying agent (user) replies based on In-Reply-To / References hea…
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High 8.8
Microsoft UFO WebSocket role spoofing allows authenticated peer task hijacking
Microsoft UFO open-source framework for intelligent automation across devices and platforms. In 3.0.1-4-ge2626659, Microsoft UFO's WebSocket control plane trusts client-supplied identity and role fields in task messages. A client connection can register as a …
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High 8.8
An attacker is able to downgrade the security of a Bluetooth LE connection by deleting an existing bond, spoofing the b…
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High 7.5
Spoofing issue in the Web Speech component
Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.5
Spoofing issue in WebExtensions
Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.5
Org.keycloak/keycloak-services: session fixation in oidc login flow that can lead to account takeover
A session fixation vulnerability was found in Keycloak's login-actions endpoints. An unauthenticated attacker could exploit this flaw by pre-creating an authentication session and tricking a victim into visiting a maliciously crafted link. By leveraging the /…
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High 8.2
Fleet Windows MDM Azure AD JWT Authentication Bypass
Fleet is open source device management software. Prior to version 4.82.0, a vulnerability in Fleet's Windows MDM enrollment flow allows authentication tokens from any Azure AD tenant to be accepted. Because Fleet validates JWT signatures using Microsoft's mul…
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High 8.1
azureauthextension Authenticate method does not validate bearer tokens, allowing auth bypass via replay
azureauthextension is the Azure Authenticator Extension. From 0.124.0 to 0.150.0, a server-side authentication bypass in azureauthextension allows any party who holds a single valid Azure access token for any scope the collector's configured identity can mint…
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High 7.5
A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, mac…
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High 8.8
Crabbox < 0.9.0 Authentication Bypass via Admin Claim Injection
Crabbox before 0.9.0 contains an authentication bypass vulnerability in the coordinator user-token verification path where the verifyUserToken() function fails to reject payloads containing an admin claim, allowing attackers to escalate privileges. An attacke…
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High 7.8
OpenClaw < 2026.4.22 - Owner Context Spoofing via Bearer Token Header
OpenClaw before 2026.4.22 derives loopback MCP owner context from spoofable server-issued bearer tokens in request headers. Non-owner loopback clients can present themselves as owner to bypass owner-gated operations by manipulating the sender-owner header met…
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High 7.8
Traefik: Forwarded alias spoofing top pre-auth decision bypass
Traefik is an HTTP reverse proxy and load balancer. Prior to versions 2.11.43, 3.6.14, and 3.7.0-rc.2, there is a high severity authentication bypass vulnerability in Traefik's ForwardAuth and snippet-based authentication middleware. Traefik's forwarded-heade…