SimpleSAMLphp HTTP-Artifact TLS validator confusion allows cross-IdP authentication bypass

Summary SimpleSAMLphp's HTTP-Artifact receive path can treat an unsigned embedded SAML Response as cryptographically valid for the wrong IdP. In the HTTPArtifact::receive flow, the SOAP ArtifactResponse receives a TLS-based validator from SOAPClient::addSSLValidator. The embedded SAML Response th...

GHSA-GF9R-M956-97QX zebrad has consensus divergence via P2SH sigop undercount in pure-Rust disabled-opcode parser

Am I affected You are affected if: 1. You run any version of zebrad up to and including v4.4.1. 2. Your node validates blocks on mainnet, testnet, or any network where both Zebra and zcashd nodes participate. All default configurations are affected. No feature flags, non-default settings, or...

Security Bulletin: MCP Server Configuration Validator Bypass via File Upload API

Summary A validation bypass vulnerability existed in the File Manager API that could allow an authenticated attacker to upload malicious MCP server configurations. The file upload endpoint accepted mcpservers.json files without invoking the MCPServerConfig validator, while the structured MCP API...

Malicious code in dt-validator (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b0dd6dc392ad68861c938e7798773adf5359c835743e711a834d84221b481bdf The package's top-level public API dtvalidator.validate — colocated in all with legitimate helpers validateextension, validatesize, and...

MAL-2026-6728 Malicious code in dt-validator (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b0dd6dc392ad68861c938e7798773adf5359c835743e711a834d84221b481bdf The package's top-level public API dtvalidator.validate — colocated in all with legitimate helpers validateextension, validatesize, and...

CVE-2026-8147 Authorization Bypass in mlflow/mlflow

In MLflow versions prior to 3.14.0, when running with authentication enabled, the trace API endpoints lack proper authorization validators. This allows any authenticated user to bypass experiment-level authorization controls on all trace operations, including reading, deleting, and modifying trac...

EUVD-2026-40453

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

BIT-ENVOY-2026-47778 Envoy: Embedded NUL in TLS DNS SAN Truncation in the Default TLS Certificate Validator. (Auth Bypass)

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, a structural flaw was identified in DefaultCertValidator::verifySubjectAltName where the extracted DNS SAN string is cast to a C-style string using .cstr before bei...

CVE-2026-56777

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-56777

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-56777

The CVE affects n8n self‑hosted instances running Python Task Runner with the Python Code node. Versions affected: before 2.25.7 and before 2.26.2. Issue: AST security validator bypass in Python Code node allows an authenticated user with workflow modification rights to bypass the validator and a...

CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-54512

A flaw was found in jackson-databind. This vulnerability allows a remote attacker to bypass the PolymorphicTypeValidator PTV when polymorphic typing is enabled and a type identifier contains generic parameters. By crafting a malicious type ID, an attacker can place a denied class as a generic typ...

ajv: ReDoS via $data reference

A flaw was found in ajv. When the $data option is enabled, the value of the pattern keyword is passed directly to the JavaScript RegExp constructor without sufficient validation. An attacker able to supply a malicious regular expression pattern can trigger a ReDoS Regular Expression Denial of...

Linux Distros Unpatched Vulnerability : CVE-2026-53150

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - thunderbolt: Reject zero-length property entries in validator tbpropertyentryvalid accepts entries with length == 0 for DIRECTORY, DATA, and TEXT types. A...

thunderbolt: Reject zero-length property entries in validator

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CVE-2026-54352

Budibase is an open-source low-code platform. Prior to 3.39.9, POST /api/pwa/process-zip at packages/server/src/api/routes/static.ts:24 accepts a builder-uploaded .zip, extracts it with [email protected] into a temp directory, then for each entry listed in icons.json validates the icon path, open...

CVE-2026-47778

Envoy CVE-2026-47778 describes a TLS DNS SAN truncation flaw in DefaultCertValidator::verifySubjectAltName. Before 1.35.11, 1.36.7, 1.37.3, and 1.38.1, an embedded NUL in a dNSName SAN can be partially preserved by generalNameAsString but truncated when converted to a C-style string via .c_str(),...

SUSE CVE-2026-53150

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Reject zero-length property entries in validator tbpropertyentryvalid accepts entries with length == 0 for DIRECTORY, DATA, and TEXT types. A zero-length TEXT entry passes validation but causes an underflow in the...