CVE-2026-54688 mcp-searxng: SSRF in web_url_read: the internal-address guard is disabled by default (MCP_HTTP_HARDEN off)

mcp-searxng is a Model Context Protocol server that gives AI assistants web search and URL-reading capabilities through SearXNG. Prior to 1.2.0, weburlread passes a caller-supplied URL to the server-side fetch path while assertUrlAllowed in src/url-reader.ts runs only when MCPHTTPHARDEN is enable...

NPM: SearXNG MCP Server is Vulnerable to SSRF in web_url_read: the internal-address guard is disabled by default (MCP_HTTP_HARDEN off)

NPM: SearXNG MCP Server is Vulnerable to SSRF in weburlread: the internal-address guard is disabled by default MCPHTTPHARDEN off vulnerability discovered by ? in WordPress Npm mcp-searxng versions 1.2.1...

SearXNG MCP Server is Vulnerable to SSRF in web_url_read: the internal-address guard is disabled by default (MCP_HTTP_HARDEN off)

Ref: https://github.com/ihor-sokoliuk/mcp-searxng/issues/87issuecomment-4645453694 Summary The weburlread tool fetches a caller-supplied URL server-side and converts it to markdown. An SSRF guard assertUrlAllowed, which blocks private/loopback/metadata addresses exists but runs only when...

GHSA-Q87F-QC2R-2GW4 SearXNG MCP Server is Vulnerable to SSRF in web_url_read: the internal-address guard is disabled by default (MCP_HTTP_HARDEN off)

Ref: https://github.com/ihor-sokoliuk/mcp-searxng/issues/87issuecomment-4645453694 Summary The weburlread tool fetches a caller-supplied URL server-side and converts it to markdown. An SSRF guard assertUrlAllowed, which blocks private/loopback/metadata addresses exists but runs only when...