Server-side Request Forgery (SSRF)

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Server-side Request Forgery SSRF through the getHttpDenyList process in httpSecurity.ts. An attacker can reach internal or otherwise denied HTTP endpoints by supplying requests that rely on t...

Flowise: SSRF Protection Bypass via Unprotected Built-in HTTP Modules in Custom Function Sandbox

Summary A Server-Side Request Forgery SSRF protection bypass vulnerability exists in the Custom Function feature. While the application implements SSRF protection via HTTPDENYLIST for axios and node-fetch libraries, the built-in Node.js http, https, and net modules are allowed in the NodeVM sandb...

GHSA-QQX8-2XMM-JRV8 ACME Lego: Arbitrary File Write via Path Traversal in Webroot HTTP-01 Provider

Summary The webroot HTTP-01 challenge provider in lego is vulnerable to arbitrary file write and deletion via path traversal. A malicious ACME server can supply a crafted challenge token containing ../ sequences, causing lego to write attacker-influenced content to any path writable by the lego...

CVE-2026-39313 MCP-Framework: Unbounded memory allocation in readRequestBody allows denial of service via HTTP transport

mcp-framework is a framework for building Model Context Protocol MCP servers. In versions 0.2.21 and below, the readRequestBody function in the HTTP transport concatenates request body chunks into a string with no size limit. Although a maxMessageSize configuration value exists, it is never...

CVE-2026-39313 MCP-Framework: Unbounded memory allocation in readRequestBody allows denial of service via HTTP transport

mcp-framework is a framework for building Model Context Protocol MCP servers. In versions 0.2.21 and below, the readRequestBody function in the HTTP transport concatenates request body chunks into a string with no size limit. Although a maxMessageSize configuration value exists, it is never...

Flowise: SSRF Protection Bypass via Direct node-fetch / axios Usage (Patch Enforcement Failure)

Summary Flowise introduced SSRF protections through a centralized HTTP security wrapper httpSecurity.ts that implements deny-list validation and IP pinning logic. However, multiple tool implementations directly import and invoke raw HTTP clients node-fetch, axiosInstead of using the secured...

GHSA-QQVM-66Q4-VF5C Flowise: SSRF Protection Bypass via Direct node-fetch / axios Usage (Patch Enforcement Failure)

Summary Flowise introduced SSRF protections through a centralized HTTP security wrapper httpSecurity.ts that implements deny-list validation and IP pinning logic. However, multiple tool implementations directly import and invoke raw HTTP clients node-fetch, axiosInstead of using the secured...

CVE-2026-33472 Cryptomator Hub OAuth token exchange HTTP downgrade via getAuthority() scheme confusion (CVE-2026-32303 bypass)

Cryptomator is an open-source client-side encryption application for cloud storage. Version 1.19.1 contains a logic flaw in CheckHostTrustController.getAuthority that allows an attacker to bypass the security fix for CVE-2026-32303. The method hardcodes the URI scheme based on port number, causin...

CVE-2026-33472 Cryptomator Hub OAuth token exchange HTTP downgrade via getAuthority() scheme confusion (CVE-2026-32303 bypass)

Cryptomator is an open-source client-side encryption application for cloud storage. Version 1.19.1 contains a logic flaw in CheckHostTrustController.getAuthority that allows an attacker to bypass the security fix for CVE-2026-32303. The method hardcodes the URI scheme based on port number, causin...

EUVD-2026-23300

MCP-Framework: Unbounded memory allocation in readRequestBody allows denial of service via HTTP transport...

GHSA-XRWR-FCW6-FMQ8 Weblate: SSRF via Project-Level Machinery Configuration

Impact A user with the project.edit permission granted by the per-project "Administration" role can configure machine translation service URLs pointing to arbitrary internal network addresses. During configuration validation, Weblate makes an HTTP request to the attacker-controlled URL and reflec...

Important: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination

A flaw was found in nghttp2. Due to missing internal state validation, the library continues to process incoming data even after a session has been terminated. A remote attacker could exploit this by sending a specially crafted HTTP/2 frame, leading to an assertion failure and a denial of service...

Important: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination

A flaw was found in nghttp2. Due to missing internal state validation, the library continues to process incoming data even after a session has been terminated. A remote attacker could exploit this by sending a specially crafted HTTP/2 frame, leading to an assertion failure and a denial of service...

Important: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

Important: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination

A flaw was found in nghttp2. Due to missing internal state validation, the library continues to process incoming data even after a session has been terminated. A remote attacker could exploit this by sending a specially crafted HTTP/2 frame, leading to an assertion failure and a denial of service...