CWE-290— Authentication Bypass by Spoofing

An authentication bypass vulnerability was discovered in Lenovo Software Fix that could allow a local authenticated user to perform arbitrary code execution with elevated privileges.

Dell Display and Peripheral Manager (DDPM Windows), versions prior to 2.3.0.17, contain an Authentication Bypass by Spoofing vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading t…

Dell Display and Peripheral Manager (DDPM Windows), versions prior to 2.3.0.17, contain an Authentication Bypass by Spoofing vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading t…

Dell Display and Peripheral Manager (DDPM Windows), versions prior to 2.3.0.17, contain Improper Access Control vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation o…

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 sen…

A vulnerability was reported in ThinkPlus configuration software that could allow a local authenticated user to bypass ThinkPlus device authentication and enroll an untrusted fingerprint.

An issue was discovered in the Thermo Fisher Torrent Suite Django application 5.18.1. One of the middlewares included in this application, LocalhostAuthMiddleware, authenticates users as ionadmin if the REMOTE_ADDR property in request.META…

KernelSU is a Kernel-based root solution for Android devices. In versions 0.7.1 and prior, the logic of get apk path in KernelSU kernel module can be bypassed, which causes any malicious apk named `me.weishu.kernelsu` get root permission. …

Certain NETGEAR smart switches are affected by an authentication hijacking race-condition vulnerability by an unauthenticated attacker who uses the same source IP address as an admin in the process of logging in (e.g., behind the same NAT …

KDE kdelibs before 4.14.32 and KAuth before 5.34 allow local users to gain root privileges by spoofing a callerID and leveraging a privileged helper app.

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 validat…

PingOne MFA Integration Kit contains a vulnerability where the skipMFA action can be configured such that user authentication does not require the second factor authentication from the user's existing registered devices. A threat actor mig…

in OpenHarmony v3.2.4 and prior versions allow a remote attacker bypass permission verification to install apps, although these require user action.

RubyGems is a package registry used to supply software for the Ruby language ecosystem. An ordering mistake in the code that accepts gem uploads allowed some gems (with platforms ending in numbers, like `arm64-darwin-21`) to be temporarily…

omniauth-apple is the OmniAuth strategy for "Sign In with Apple" (RubyGem omniauth-apple). In omniauth-apple before version 1.0.1 attackers can fake their email address during authentication. This vulnerability impacts applications using t…

Windows CryptoAPI Spoofing Vulnerability

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 head…

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…

OpenVPN 2.7_alpha1 through 2.7.7 allows remote authenticated users to impersonate others via a crafted certificate subject field

An attacker could impersonate the camera and place themselves in a man-in-the-middle or device-emulation position. This permits manipulation of device status responses, observation of application requests, and potential triggering of firmw…

Microsoft SharePoint Server Spoofing Vulnerability

Authentication bypass by spoofing vulnerability in Keepnet Labs Cybersecurity Inc. Agentic AI / Agentic Ally allows Authentication Bypass. This issue affects Agentic AI / Agentic Ally: before 0ef61f2e.

In `api-gateway` versions till `1.7.3`, The default rate-limit key resolver, `ClientIpKeyResolver`, derives the per-client bucket key from the leftmost element of the `X-Forwarded-For` request header. That element is supplied by the origin…

An authentication and authorization bypass vulnerability exists in F5 NGINX Kubernetes Ingress Controller (NIC) when configured with the `ExternalAuth` policy or Ingress external authentication. Client-supplied X-Forwarded-Prefix, X-Forwar…

No cwe for this issue in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.

Authentication bypass by spoofing in ASP.NET Core allows an authorized attacker to elevate privileges over a network.

Vikunja is an open-source self-hosted task management platform. In versions 1.0.0 through 2.3.0, when an administrator enables the per-provider `emailfallback` option on an OpenID Connect provider, Vikunja links an SSO login to a pre-exist…

Authentication Bypass by Spoofing vulnerability in Liquid Web / StellarWP GiveWP give allows Identity Spoofing.This issue affects GiveWP: from n/a through 4.16.8.1.

Authentication Bypass by Spoofing vulnerability in WPMU DEV Forminator forminator allows Identity Spoofing.This issue affects Forminator: from n/a through 1.57.2.

Insufficient job validation for service accounts in Jacamar CI prior to v0.30.0 allows authenticated CI users to generate arbitrary account names.

Subscriber Bypass Vulnerability in WP Migration Plugin DB & Files – WP Synchro <= 1.16.1 versions.

mppx-condition-gate provides conditional free-access wrappers for mppx payment methods. Prior to @insumermodel/mppx-condition-gate 3.0.0 and @insumermodel/mppx-token-gate 1.0.4, the packages read a wallet address from the client-supplied c…

Authentication bypass by spoofing in Windows Netlogon allows an unauthorized attacker to perform spoofing over an adjacent network.

WWBN AVideo fails to validate trusted proxies before accepting X-Real-IP and X-Forwarded-For headers, allowing attackers to spoof the client address used by enforceRateLimit(). Attackers can rotate the header value per request to bypass lo…

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSI_ALLOWED access-control check in read_config.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTE_ADDR. A r…

The BLOCKED access control list items that are evaluated to deny access on the the proxy protocol port can be bypassed completely when connecting over TCP or TLS and sending the query twice on connection that is kept open.

Monkeytype is a minimalistic and customizable typing test. In 26.26.0 and earlier, the backend rate-limit key generator in backend/src/middlewares/rate-limit.ts uses client-controlled cf-connecting-ip and x-forwarded-for headers before the…

Joomla Extension - regularlabs.com - IP spoofing vulnerability in IP login extension - IP Login trusted forwarded client-IP headers without requiring a configured trusted proxy. Attackers could spoof the IP used for automatic login and pot…

Joomla Extension - regularlabs.com - Client IP spoofing vulnerability in Regular Labs conditions manager - IP and GeoIP conditions trusted spoofable forwarded headers, allowing remote clients to bypass location-based rules.

Limited authentication bypass by spoofing vulnerability in Progress MOVEit Transfer (HTTPS module). This issue affects MOVEit Transfer: before 2025.0.7, from 2025.1.0 before 2025.1.3.

9Router is an AI router & token saver. In 0.4.45 and earlier, 9Router's src/dashboardGuard.js local-only access gate used Host and Origin headers in isLocalRequest() to protect /api/mcp/*, /api/tunnel/*, and /api/cli-tools/*, allowing head…

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 …

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 un…

Unauthenticated Bypass Vulnerability in WpTravelly <= 2.1.7 versions.

Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, Puma is vulnerable to source IP spoofing when set_remote_address proxy_protocol: :v1 is enabled and persistent connections are used because Puma incorr…

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.

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…

Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

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.…