{"id":"CVE-2026-46341","sourceIdentifier":"security-advisories@github.com","published":"2026-07-16T18:16:43.913","lastModified":"2026-10-24T20:10:00.137","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"The Apify MCP server enables AI agents to extract data from websites using ready-made scrapers, crawlers, and automation tools available on the Apify Store. Prior to 0.9.21, the fetch-apify-docs tool in src/tools/common/fetch_apify_docs.ts validates allowlisted documentation domains with String.startsWith() rather than URL hostname comparison, allowing attacker-controlled URLs such as `https://docs.apify.com.evil.com/` and `https://docs.apify.com@evil.com/` to pass the ALLOWED_DOC_DOMAINS check and return arbitrary fetched content to the LLM. This issue is fixed in version 0.9.21."},{"lang":"es","value":"El servidor Apify MCP permite a los agentes de IA extraer datos de sitios web utilizando scrapers, crawlers y herramientas de automatización prefabricados disponibles en la Tienda Apify. Antes de la versión 0.9.21, la herramienta fetch-apify-docs en src/tools/common/fetch_apify_docs.ts valida los dominios de documentación en lista blanca con String.startsWith() en lugar de la comparación de nombre de host de URL, permitiendo que URLs controladas por el atacante, como ’https://docs.apify.com.evil.com/’ y ’https://docs.apify.com@evil.com/’, pasen la verificación ALLOWED_DOC_DOMAINS y devuelvan contenido arbitrario obtenido al LLM. Este problema está solucionado en la versión 0.9.21."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"apify","product":"apify-mcp-server","versions":[{"version":"< 0.9.21","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.7}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-17T14:01:40.675260Z","id":"CVE-2026-46341","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"},{"lang":"en","value":"CWE-183"}]}],"references":[{"url":"https://github.com/apify/apify-mcp-server/commit/e39bdee530da1db0b3b3d3713558b33c9608e629","source":"security-advisories@github.com"},{"url":"https://github.com/apify/apify-mcp-server/pull/781","source":"security-advisories@github.com"},{"url":"https://github.com/apify/apify-mcp-server/releases/tag/v0.9.21","source":"security-advisories@github.com"},{"url":"https://github.com/apify/apify-mcp-server/security/advisories/GHSA-jwp7-wg77-3w9v","source":"security-advisories@github.com"},{"url":"https://github.com/apify/apify-mcp-server/security/advisories/GHSA-jwp7-wg77-3w9v","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}