EUVD-2026-16769

LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc1 through 0.8.3-rc1, user-created MCP Model Context Protocol servers can include arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can create a malicious MCP server with headers containin...

CVE-2026-31951

Vulnerability summary : LibreChat’s MCP server feature (versions 0.8.2-rc1 to 0.8.3-rc1) allows arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can host a malicious MCP server with headers like {{LIBRECHAT_OPENID_ACCESS_TOKEN}} to exfiltrate victims’ OAuth tok...

CVE-2026-31951 LibreChat's MCP Server Header Injection Enables OAuth Token Theft

LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc1 through 0.8.3-rc1, user-created MCP Model Context Protocol servers can include arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can create a malicious MCP server with headers containin...

CVE-2026-31951 LibreChat's MCP Server Header Injection Enables OAuth Token Theft

LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc1 through 0.8.3-rc1, user-created MCP Model Context Protocol servers can include arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can create a malicious MCP server with headers containin...

CVE-2026-31951

LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc1 through 0.8.3-rc1, user-created MCP Model Context Protocol servers can include arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can create a malicious MCP server with headers containin...

CVE-2026-31951 LibreChat's MCP Server Header Injection Enables OAuth Token Theft

LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc1 through 0.8.3-rc1, user-created MCP Model Context Protocol servers can include arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can create a malicious MCP server with headers containin...

Handlebars.js has JavaScript Injection via AST Type Confusion by tampering @partial-block

Summary The @partial-block special variable is stored in the template data context and is reachable and mutable from within a template via helpers that accept arbitrary objects. When a helper overwrites @partial-block with a crafted Handlebars AST, a subsequent invocation of @partial-block compil...

Access of Resource Using Incompatible Type ('Type Confusion')

Overview handlebars is an extension to the Mustache templating language. Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type 'Type Confusion' via manipulation of the @partial-block variable in the template data context. An attacker can execute arbitrary...

Access of Resource Using Incompatible Type ('Type Confusion')

Overview org.webjars.npm:handlebars is an extension to the Mustache templating language. Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type 'Type Confusion' via manipulation of the @partial-block variable in the template data context. An attacker can...

CVE-2026-33009

EVerest is an EV charging software stack. Versions prior to 2026.02.0 have a data race leading to C++ UB potential memory corruption. This is triggered by an MQTT everestexternal/nodered/connector/cmd/switchthreephaseswhilecharging message and results in Charger::sharedcontext / internalcontext...

EUVD-2026-16608

ByteDance Deer-Flow versions prior to commit 5dbb362 contain a stored cross-site scripting vulnerability in the artifacts API that allows attackers to execute arbitrary scripts by uploading malicious HTML or script content as artifacts. Attackers can store malicious content that executes in the...

MAL-2026-2258 Malicious code in current-context-urn (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4a89385538c4df75cf7f40207e1ccdf6501459d80e8c9a0580955e9422d7c3a4 The package current-context-urn was found to contain malicious code. Source: ossf-package-analysis...

Malicious code in current-context-urn (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4a89385538c4df75cf7f40207e1ccdf6501459d80e8c9a0580955e9422d7c3a4 The package current-context-urn was found to contain malicious code. Source: ossf-package-analysis...

Malicious code in xpna-context (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 678a96ef06b05d2ab867c1eea4dbed1cfc69f99cb4904e02c48736df0da7695e The package xpna-context was found to contain malicious code. Source: ossf-package-analysis...

MAL-2026-2257 Malicious code in xpna-context (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 678a96ef06b05d2ab867c1eea4dbed1cfc69f99cb4904e02c48736df0da7695e The package xpna-context was found to contain malicious code. Source: ossf-package-analysis...

MCP Ruby SDK 安全漏洞

MCP Ruby SDK is an open-source development toolkit for building and interacting with Model Context Protocol clients. Versions of the MCP Ruby SDK prior to 0.9.2 contained security vulnerabilities. These vulnerabilities stemmed from issues with the streamablehttptransport.rb implementation, which...

PT-2026-28572

Name of the Vulnerable Software and Affected Versions Handlebars versions 4.0.0 through 4.7.8 Description Handlebars allows users to build semantic templates. A crafted object placed in the template context can bypass conditional guards in the resolvePartial function, causing invokePartial to...

PT-2026-28570

Name of the Vulnerable Software and Affected Versions Handlebars versions 4.0.0 through 4.7.8 Description Handlebars allows users to build semantic templates. A flaw exists where the @partial-block special variable is stored in the template data context and is mutable from within a template via...

PT-2026-28582

Name of the Vulnerable Software and Affected Versions Azure Data Explorer MCP Server versions prior to commit 0abe0ee55279e111281076393e5e966335fffd30 Azure Data Explorer MCP Server versions up to and including 0.1.1 Description Azure Data Explorer MCP Server, a Model Context Protocol MCP server,...

PT-2026-28576

Name of the Vulnerable Software and Affected Versions MCP Ruby SDK versions prior to 0.9.2 Description The Ruby SDK for Model Context Protocol servers and clients contains a session hijacking issue in its streamable http transport.rb implementation. An attacker obtaining a valid session ID can...