CVE-2026-48799

CVE-2026-48799 - Postiz : An unauthenticated Nowpayments IPN callback verification flaw allows a low-privilege attacker to read the target subscription ID from the untrusted request body and grant lifetime PRO subscriptions to arbitrary organizations. Root cause: missing IPN authenticity verifica...

CVE-2026-48799 Postiz: Unauthenticated arbitrary lifetime PRO grant via Nowpayments webhook

Postiz is an AI social media scheduling tool. Prior to 2.21.8, Postiz fails to verify Nowpayments IPN callback authenticity against the payment provider shared secret and reads the target subscription identifier from the untrusted request body, allowing a low-privileged account to grant arbitrary...

CVE-2026-61740 LightRAG: Authentication bypass: hardcoded DEFAULT_TOKEN_SECRET and public /auth-status defeat LIGHTRAG_API_KEY protection

LightRAG provides simple and fast retrieval-augmented generation. Prior to 1.5.4, when LightRAG is deployed with LIGHTRAGAPIKEY set but AUTHACCOUNTS unset, X-API-Key protection can be bypassed because lightrag/api/auth.py falls back to a hardcoded DEFAULTTOKENSECRET, /auth-status and /login can...

CVE-2026-61740 LightRAG: Authentication bypass: hardcoded DEFAULT_TOKEN_SECRET and public /auth-status defeat LIGHTRAG_API_KEY protection

LightRAG provides simple and fast retrieval-augmented generation. Prior to 1.5.4, when LightRAG is deployed with LIGHTRAGAPIKEY set but AUTHACCOUNTS unset, X-API-Key protection can be bypassed because lightrag/api/auth.py falls back to a hardcoded DEFAULTTOKENSECRET, /auth-status and /login can...

CVE-2026-61740

LightRAG vulnerability CVE-2026-61740 affects LightRAG prior to v1.5.4. When LIGHTRAG_API_KEY is set but AUTH_ACCOUNTS is unset, authentication protection can be bypassed: lightrag/api/auth.py falls back to a hardcoded DEFAULT_TOKEN_SECRET, /auth-status and /login can mint guest JWTs, and combine...

CVE-2026-61435

PraisonAI before 4.6.78 contains an authentication bypass in the Call API agent invocation endpoints src/praisonai/praisonai/api/agentinvoke.py when PRAISONAICALLAUTH=disabled is configured. The safeguard intended to restrict the disabled-auth opt-out to localhost binding derives the bind host fr...

CVE-2026-56353

n8n contains an authentication bypass in the Chat Trigger node when configured with n8n User Auth a non-default configuration. In affected releases — before 1.123.22, the 2.0.0 through 2.9.2 line, and 2.10.0 — the authentication check on the Chat Trigger webhook endpoint can be circumvented,...

ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass

A flaw was found in ASP.NET Core. An authorized attacker can exploit this authentication bypass vulnerability over a network by manipulating assumed-immutable data. This can allow the attacker to elevate their privileges within the system...

Security Bulletin: A security vulnerability has been identified in IBM WebSphere Application Server shipped with IBM Tivoli System Automation Application Manager (CVE-2026-10845)

Summary IBM WebSphere Application Server used by IBM Tivoli System Automation Application Manager is affected by an authentication bypass when a JAX-WS application is deployed. Vulnerability Details CVEID:CVE-2026-10845 DESCRIPTION: IBM WebSphere Application Server 8.5 and 9.0 could allow a remot...

nodejs: Node.js: Authentication bypass due to TLS hostname handling and unicode dot separator mismatch

A flaw was found in Node.js. This flaw involves a mismatch in how Node.js handles TLS Transport Layer Security hostnames and unicode dot separators during authentication. This mismatch can lead to a wildcard-depth authentication bypass. An attacker could exploit this to bypass intended security...

CVE-2026-61436 PraisonAI before 4.6.78 Missing Webhook Signature Verification

PraisonAI before 4.6.78 fails to verify Svix webhook signatures in AgentMail webhook mode, allowing unauthenticated attackers to forge message.received events. Attackers can send crafted JSON payloads to the webhook endpoint to invoke configured agents with arbitrary sender addresses and message...

EUVD-2026-44641

PraisonAI before 4.6.78 contains an authentication bypass in the Call API agent invocation endpoints src/praisonai/praisonai/api/agentinvoke.py when PRAISONAICALLAUTH=disabled is configured. The safeguard intended to restrict the disabled-auth opt-out to localhost binding derives the bind host fr...

CVE-2026-61435 PraisonAI before 4.6.78 Authentication Bypass via Host Header Spoofing

PraisonAI before 4.6.78 contains an authentication bypass in the Call API agent invocation endpoints src/praisonai/praisonai/api/agentinvoke.py when PRAISONAICALLAUTH=disabled is configured. The safeguard intended to restrict the disabled-auth opt-out to localhost binding derives the bind host fr...

CVE-2026-61435 PraisonAI before 4.6.78 Authentication Bypass via Host Header Spoofing

PraisonAI before 4.6.78 contains an authentication bypass in the Call API agent invocation endpoints src/praisonai/praisonai/api/agentinvoke.py when PRAISONAICALLAUTH=disabled is configured. The safeguard intended to restrict the disabled-auth opt-out to localhost binding derives the bind host fr...

CVE-2026-61435

PraisionAI before 4.6.78 contains an authentication bypass in the Call API agent invocation endpoints (src/praisonai/praisonai/api/agent_invoke.py) when PRAISONAI_CALL_AUTH=disabled is configured. The localhost-only restriction is derived from request.url.hostname via the client-controlled Host h...

CVE-2026-61427

PraisonAI before 4.6.78 has an authentication bypass in the MCP HTTP-stream transport: running with --transport http-stream and no API key allows unauthenticated clients to initialize sessions, enumerate tools (tools/list), and invoke tools (tools/call). The dispatcher forwards tool-call argument...

CVE-2026-61427

PraisonAI before 4.6.78 exposes the MCP HTTP-stream transport without authentication by default: the CLI --api-key option defaults to None, and the server only enforces Authorization/Bearer checks when an API key is configured. When an operator runs 'praisonai mcp serve --transport http-stream'...

CVE-2026-61427 PraisonAI before 4.6.78 Authentication Bypass via HTTP-stream

PraisonAI before 4.6.78 exposes the MCP HTTP-stream transport without authentication by default: the CLI --api-key option defaults to None, and the server only enforces Authorization/Bearer checks when an API key is configured. When an operator runs 'praisonai mcp serve --transport http-stream'...

EUVD-2026-44626

n8n contains an authentication bypass in the Chat Trigger node when configured with n8n User Auth a non-default configuration. In affected releases — before 1.123.22, the 2.0.0 through 2.9.2 line, and 2.10.0 — the authentication check on the Chat Trigger webhook endpoint can be circumvented,...

CVE-2026-56353

The CVE-2026-56353 issue affects n8n’s Chat Trigger node configured with n8n User Auth. Affected releases permit bypassing the authentication check on the Chat Trigger webhook endpoint, enabling access without valid credentials. Vulnerable versions include prior to 1.123.22, the 2.0.0–2.9.2 line,...