{"apiVersion":"1.0","identifier":"CVE-2026-73846","description":"CKAN MCP Server is a tool for querying CKAN open data portals. Prior to 0.4.112, canonicalizeParams in src/utils/cache.ts serializes request parameters with unescaped ampersand, equals-sign, and vertical-bar delimiters, allowing different logical parameter sets used by buildCacheKey to collide and an attacker to prime a shared cache with a response for a victim-s distinct query. This issue is fixed in version 0.4.112.","publishedAt":"2026-08-14T17:20:36","lastModifiedAt":"2026-08-17T20:16:46","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73846","cvssScore":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N","epssProbability":0.00137,"riskScore":0.66,"affectedProduct":"ckan-mcp-server","affectedVersions":"<0.4.112","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-73846","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-73846","en":"https://www.redsauce.net/en/cves/CVE-2026-73846","fr":"https://www.redsauce.net/fr/cves/CVE-2026-73846","pt":"https://www.redsauce.net/pt/cves/CVE-2026-73846","de":"https://www.redsauce.net/de/cves/CVE-2026-73846","sk":"https://www.redsauce.net/sk/cves/CVE-2026-73846","el":"https://www.redsauce.net/el/cves/CVE-2026-73846"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-73846"}}