CWE-290— Authentication Bypass by Spoofing

An issue was discovered in AlertEnterprise Guardian 4.1.14.2.2.1. One can bypass manager approval by changing the user ID in a Request%20Building%20Access requestSubmit API call. The vendor has stated that the system is protected by updati…

Francois Jacquet RosarioSIS v12.0.0 was discovered to contain a content spoofing vulnerability in the Theme configuration under the My Preferences module. This vulnerability allows attackers to manipulate application settings.

A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability was fixed in Firefox 137, Firefox ESR 128.9, Thunderbird 137, and Thunderbird …

A vulnerability has been found in D-Link DHP-W310AV 1.04 and classified as critical. This vulnerability affects unknown code. The manipulation leads to authentication bypass by spoofing. The attack can be initiated remotely. The exploit ha…

IBM WebSphere Application Server 7.0, 8.0, and 8.5.5 installations using Form Login could allow a remote attacker to conduct spoofing attacks. IBM X-Force ID: 145769.

A authentication bypass by spoofing vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer 7.4.0 through 7.4.11, FortiAnalyzer 7.2.0 through 7.2.12, FortiAnalyzer Cloud 8.0.0 through 8…

CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4 fails to certify the integrity of the intended boot partition and selects the first partition index matching a hardcoded type value. A crafted Linux partition could be inserted ahead o…

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, the MicrosoftAgent365Trigger and StripeTrigger node did not validate that inbound requests. As a result, an unauthenticated attacker who knows the webhook URL …

This affects versions of the package opencart/opencart from 4.0.0.0. A Zip Slip issue was identified via the marketplace installer due to improper sanitization of the target path, allowing files within a malicious archive to traverse the f…

Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Authentication Bypass by Spoofing vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to Session the…

Langflow is a tool for building and deploying AI-powered agents and workflows. From 1.5.0 until 1.10.3, an IP spoofing vulnerability in the Model Context Protocol (MCP) configuration installation endpoint (POST /api/v1/mcp/project/{project…

A cross-tenant authorization issue was discovered in SUSE Rancher Fleet. During agent-initiated cluster registration, cluster labels supplied by the registering agent, including labels in the reserved management.cattle.io/ namespace such …

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, when Zammad checks the digital signature on an incoming S/MIME-signed email, it does not verify that the signing certificate is genuinely trusted, it only …

Zohocorp ManageEngine ADSelfService Plus versions before 6524 are vulnerable to Multi Factor Authentication Bypass.

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 `age…

OpenClaw before 2026.3.28 contains an authorization bypass vulnerability in the chat.send gateway method where ACP-only provenance fields are gated by self-declared client metadata from WebSocket handshake rather than verified authorizatio…

Tmds.DBus provides .NET libraries for working with D-Bus from .NET. Tmds.DBus and Tmds.DBus.Protocol are vulnerable to malicious D-Bus peers. A peer on the same bus can spoof signals by impersonating the owner of a well-known name, exhaust…

LobeHub is a work-and-lifestyle space to find, build, and collaborate with agent teammates that grow with you. Prior to 2.1.48, the webapi authentication layer trusts a client-controlled X-lobe-chat-auth header that is only XOR-obfuscated,…

A Secure Boot Bypass Vulnerability exists in affected Access Points that allows an adversary to bypass the hardware root of trust verification in place to ensure only vendor-signed firmware can execute on the device. An adversary can explo…

IBM i 7.3, 7.4, 7.5, and 7.6 is affected by an authenticated user obtaining elevated privileges with IBM Digital Certificate Manager for i (DCM) due to a web session hijacking vulnerability. An authenticated user without administrator priv…

In JetBrains YouTrack before 2024.3.55417 account takeover was possible via spoofed email and Helpdesk integration

OctoPrint provides a web interface for controlling consumer 3D printers. OctoPrint versions up until and including 1.10.0 contain a vulnerability that allows an unauthenticated attacker to completely bypass the authentication if the `autol…

Dell Secure Connect Gateway 5.20 contains an improper authentication vulnerability during the SRS to SCG update path. A remote low privileged attacker could potentially exploit this vulnerability, leading to impersonation of the server thr…

Apache James prior to versions 3.8.1 and 3.7.5 is vulnerable to SMTP smuggling. A lenient behaviour in line delimiter handling might create a difference of interpretation between the sender and the receiver which can be exploited by an at…

Microsoft Excel Spoofing Vulnerability

Microsoft SharePoint Server Spoofing Vulnerability

SAP NetWeaver Process Integration (Adapter Engine), fixed in versions 7.10 to 7.11, 7.30, 7.31, 7.40, 7.50; is vulnerable to Digital Signature Spoofing. It is possible to spoof XML signatures and send arbitrary requests to the server via P…

Cloud Foundry UAA, versions prior to v70.0, allows a user to update their own email address. A remote authenticated user can impersonate a different user by changing their email address to that of a different user.

Microsoft SharePoint Server Spoofing Vulnerability

Polkit Authentication Based on UnixProcessSubject / Peer PID in LACT on Linux allows an Authentication Bypass. This issue affects LACT through 0.10.0. Fixed by commit d0478fe42c2219454e272f96b1cbd29ab37ee566.

A potential authentication bypass vulnerability was reported in Lenovo System Update that could allow a local authenticated user to execute arbitrary code with elevated privileges.

Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.17, when the trusted_proxies option is configured, heimdall extracts client IP addresses from the Forwarded (for= parameter) and X-F…

A potential authentication bypass was reported in Lenovo Smart Connect for Windows that could allow a local authenticated user to execute arbitrary code with elevated privileges.

An issue in Mytel Telecom Online Account System v1.0 allows attackers to bypass the OTP verification process via a crafted request.

Certain crafted MIME email messages that claimed to contain an encrypted OpenPGP message, which instead contained an OpenPGP signed message, were wrongly shown as being encrypted. This vulnerability was fixed in Thunderbird 136 and Thunder…

Some web servers under Microsoft Windows allow remote attackers to bypass access restrictions for files with long file names.

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603, the NetX Secure DTLS server never compares the cookie a client returns with the one it issued, and treats any non-empty cookie as verified. A remote attacker can make the serve…

A vulnerability has been identified regarding insufficient validation in the Frappe Cloud/ERPNext authentication process, which allows multiple email addresses to be accepted by manipulating the email field in the /api/method/press.api.acc…

The firewall rules which mark VXLAN datagrams for encryption indiscriminately match both authentic VXLAN datagrams sent from the kernel and forged datagrams sent by user processes. Any packet sent from the host network namespace of a Linux…

Vulnerability involving incorrect access control in the Tools::getRemoteAddr() function in PrestaShop, which allows the client’s IP address to be spoofed via the X-Forwarded-For header when the application is running behind a reverse pro…

go-chi chi versions >= 5.2.1 and before 5.3.0 contain an IP spoofing vulnerability in the RealIP middleware, which blindly trusts the first (leftmost) value of the X-Forwarded-For HTTP header. A remote attacker can bypass IP-based access c…

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Versions prior to 1.11.0 allowed attackers to circumvent the rate-limiting of the /login and /register routes by spoofing IP addresses. HedgeDoc instances ch…

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, a user in one workspace could exercise another workspace's integration through the testConnection endpoint by supplying its ID, because the integration was fetc…

matrix-sdk-crypto is a no-network-IO implementation of a state machine that handles end-to-end encryption for Matrix clients. Starting in version 0.12.0 and prior to version 0.17.0, the matrix-sdk-crypto crate was missing a check for the u…

An authentication bypass vulnerability exists in AVTECH IP camera, DVR, and NVR devices’ streamd web server. The strstr() function allows unauthenticated access to any request containing "/nobody" in the URL, bypassing login controls.

An authentication bypass vulnerability exists in AVTECH IP camera, DVR, and NVR devices’ streamd web server. The strstr() function is used to identify ".cab" requests, allowing any URL containing ".cab" to bypass authentication and acces…

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access…

The application or its infrastructure allows for IP address spoofing by providing its own value in the "X-Forwarded-For" header. Thus, the action logging mechanism in the application loses accountability This issue affects CyberArk End…

The DNSSEC validation in the Hickory DNS hickory-net crate 0.26.0 before 0.26.2 identifies wraparound NSEC records by comparing the next domain name to an SOA record in the response, accepting that SOA even if it fails validation. Attacker…

An authorization bypass was found in the Ansible Automation Platform (AAP) gateway. The gateway API allows an authenticated administrator to create a new service key for the Controller service cluster. Because service-key creation is not r…