CVE-2026-44583

Paymenter is a free and open-source webshop solution for management of hosting services. In versions prior to 1.5.0, the PayPal webhook endpoint /extensions/paypal/webhook processes the PAYPAL-CERT-URL HTTP header without validation, allowing attackers to control server-side HTTP request...

CVE-2026-15583

A confused-deputy flaw in Grafana MCP Server allows an unauthenticated remote attacker to exfiltrate the server's environment-configured Grafana service-account token by supplying a crafted X-Grafana-URL request header. This also enables SSRF against arbitrary internal services, including cloud...

CVE-2026-15583 SSRF (confused deputy) in Grafana MCP Server via X-Grafana-URL header

A confused-deputy flaw in Grafana MCP Server allows an unauthenticated remote attacker to exfiltrate the server's environment-configured Grafana service-account token by supplying a crafted X-Grafana-URL request header. This also enables SSRF against arbitrary internal services, including cloud...

PYSEC-2026-2621 MCP Atlassian has SSRF via unvalidated X-Atlassian-Jira-Url / X-Atlassian-Confluence-Url headers

Summary An unauthenticated attacker who can reach the mcp-atlassian HTTP endpoint can force the server process to make outbound HTTP requests to an arbitrary attacker-controlled URL by supplying two custom HTTP headers without an Authorization header. No authentication is required. The...

GO-2026-5310 Apache SkyWalking MCP: Server-Side Request Forgery via SW-URL Header in MCP Server in github.com/apache/skywalking-mcp

Apache SkyWalking MCP: Server-Side Request Forgery via SW-URL Header in MCP Server in github.com/apache/skywalking-mcp...

GHSA-7WWH-XCC3-9FCG Paymenter has Blind Unauthenticated SSRF on the Paypal gateway module

Summary The PayPal webhook endpoint /extensions/paypal/webhook processes the PAYPAL-CERT-URL HTTP header without validation, allowing attackers to control server-side HTTP request destinations. Technical details: The /extensions/paypal/webhook endpoint processes incoming webhook requests and trus...

CVE-2026-34476

Server-Side Request Forgery via SW-URL Header vulnerability in Apache SkyWalking MCP. This issue affects Apache SkyWalking MCP: 0.1.0. Users are recommended to upgrade to version 0.2.0, which fixes this issue...

Astra Linux – Vulnerability in Thunderbird

Thunderbird’s handling of the X-Mozilla-External-Attachment-URL header can be exploited to execute JavaScript in the file:/// context. By creating a nested email attachment message/rfc822 and setting its content type to application/pdf, Thunderbird may incorrectly render it as HTML when opened,...

Server-Side Request Forgery (SSRF)

github.com/apache/skywalking-mcp is vulnerable to Server-Side Request Forgery SSRF. The vulnerability is due to improper validation of the SW-URL header, which allows an attacker to supply arbitrary URLs and force the server to send requests to unintended internal or external resources...

Server-Side Request Forgery (SSRF)

n8n-mcp is vulnerable to Server-Side Request Forgery SSRF. The vulnerability is due to improper validation of webhook trigger tools, the n8n API client N8NAPIURL, and per-request URLs supplied through the x-n8n-url header in multi-tenant HTTP mode, which allows an authenticated attacker to send...

CVE-2026-44694

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. From version 2.18.7 to before version 2.50.2, there is an authenticated server-side request forgery vulnerability affecting the webhook trigger tools, the n8n API client N8NAPIURL, a...

CVE-2026-44694

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. From version 2.18.7 to before version 2.50.2, there is an authenticated server-side request forgery vulnerability affecting the webhook trigger tools, the n8n API client N8NAPIURL, a...

PT-2026-39189

Name of the Vulnerable Software and Affected Versions n8n-MCP versions 2.18.7 through 2.50.1 Description An authenticated server-side request forgery SSRF issue exists affecting the webhook trigger tools, the n8n API client N8N API URL, and per-request URLs provided via the x-n8n-url header in...

n8n-MCP 安全漏洞

n8n-MCP is a model context protocol server developed by Romuald Członkowski, an individual developer. It serves as a connection between AI assistants and automated workflow platforms. Versions of n8n-MCP from 2.18.7 to 2.50.2 contained security vulnerabilities. These vulnerabilities were caused b...

CVE-2026-39383 Gotenberg unauthenticated blind SSRF via unfiltered webhook URL

Gotenberg is an API-based document conversion tool. In version 8.29.1, an unauthenticated attacker with network access can force the server to make outbound HTTP POST requests to arbitrary internal or external destinations by supplying a crafted URL in the Gotenberg-Webhook-Url request header. Th...

Important: Red Hat Security Advisory: python3.12 security update

An update for python3.12 is now available for Red Hat Enterprise Linux 8. 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 each vulnerability fro...

ALSA-2026:10950 Important: python3.12 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the SW-URL header in the MCP server. An attacker can access internal resources and potentially exfiltrate sensitive information by sending crafted requests that are processed by the server. Remediati...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the SW-URL header in the MCP server. An attacker can access internal resources and potentially exfiltrate sensitive information by sending crafted requests that are processed by the server. Remediati...

GHSA-C4HG-6933-X62X Apache SkyWalking MCP: Server-Side Request Forgery via SW-URL Header in MCP Server

Server-Side Request Forgery via SW-URL Header vulnerability in Apache SkyWalking MCP. This issue affects Apache SkyWalking MCP: 0.1.0. Users are recommended to upgrade to version 0.2.0, which fixes this issue...