{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-35568","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-04-03T20:09:02.826Z","datePublished":"2026-04-07T21:06:10.438Z","dateUpdated":"2026-04-08T15:43:22.962Z"},"containers":{"cna":{"title":"MCP Java-SDK has a DNS Rebinding Vulnerability","problemTypes":[{"descriptions":[{"cweId":"CWE-346","lang":"en","description":"CWE-346: Origin Validation Error","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/modelcontextprotocol/java-sdk/security/advisories/GHSA-8jxr-pr72-r468","tags":["x_refsource_CONFIRM"],"url":"https://github.com/modelcontextprotocol/java-sdk/security/advisories/GHSA-8jxr-pr72-r468"},{"name":"https://github.com/modelcontextprotocol/java-sdk/releases/tag/v1.0.0","tags":["x_refsource_MISC"],"url":"https://github.com/modelcontextprotocol/java-sdk/releases/tag/v1.0.0"}],"affected":[{"vendor":"modelcontextprotocol","product":"java-sdk","versions":[{"version":"< 1.0.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-04-07T21:06:10.438Z"},"descriptions":[{"lang":"en","value":"MCP Java SDK is the official Java SDK for Model Context Protocol servers and clients. Prior to 1.0.0, the java-sdk contains a DNS rebinding vulnerability. This vulnerability allows an attacker to access a locally or network-private java-sdk MCP server via a victims browser that is either local, or network adjacent. This allows an attacker to make any tool call to the server as if they were a locally running MCP connected AI agent. This vulnerability is fixed in 1.0.0."}],"source":{"advisory":"GHSA-8jxr-pr72-r468","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-08T15:43:13.122284Z","id":"CVE-2026-35568","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-08T15:43:22.962Z"}}]}}