{"id":"CVE-2026-73845","title":"CKAN MCP Server is a tool for querying CKAN open data portals","summary":"CKAN MCP Server is a tool for querying CKAN open data portals. Prior to 0.4.112, the ckan_get_mqa_quality and ckan_get_mqa_quality_details tools in src/tools/quality.ts use isValidMqaServer to validate the server_url parameter with a pre…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-20","CWE-625","CWE-918"],"vendor":"aborruso","product":"@aborruso/ckan-mcp-server","affected":["@aborruso/ckan-mcp-server < 0.4.112"],"patched":["@aborruso/ckan-mcp-server 0.4.112"],"published":"2026-08-14","updated":"2026-09-18","sourceUpdated":"2026-09-18T20:09:01.757","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73845","references":[{"url":"https://github.com/ondata/ckan-mcp-server/commit/8e1522f9bbfa1f3b21550f17887f60f133e24151","label":"security-advisories@github.com"},{"url":"https://github.com/ondata/ckan-mcp-server/releases/tag/v0.4.112","label":"security-advisories@github.com"},{"url":"https://github.com/ondata/ckan-mcp-server/security/advisories/GHSA-83x6-42hr-jc76","label":"security-advisories@github.com"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73845"},{"url":"https://github.com/advisories/GHSA-83x6-42hr-jc76"}],"tags":["nvd","ghsa","npm"],"epss":0.00224,"epssPercentile":0.13267,"aliases":["GHSA-83x6-42hr-jc76"],"ecosystem":"npm","ingestedAt":"2026-09-02T15:46:30.010Z","slug":"CVE-2026-73845","body":"## Overview\n\nCKAN MCP Server is a tool for querying CKAN open data portals. Prior to 0.4.112, the ckan_get_mqa_quality and ckan_get_mqa_quality_details tools in src/tools/quality.ts use isValidMqaServer to validate the server_url parameter with a prefix-only regular expression for dati.gov.it, allowing suffix-host and URL-userinfo values to target an attacker-controlled host and return a spoofed response. This issue is fixed in version 0.4.112.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-73845)\n\nAffected packages:\n\n- `@aborruso/ckan-mcp-server < 0.4.112`\n\nPatched in:\n\n- `@aborruso/ckan-mcp-server 0.4.112`\n\nSource: https://github.com/advisories/GHSA-83x6-42hr-jc76","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}