{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-15T08:14:00.999","vulnerabilities":[{"cve":{"id":"CVE-2026-34237","sourceIdentifier":"security-advisories@github.com","published":"2026-03-31T16:16:32.923","lastModified":"2026-06-09T20:16:36.207","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"MCP Java SDK is the official Java SDK for Model Context Protocol servers and clients. Prior to versions 0.83.0, 1.0.1, and 1.1.1, there is a hardcoded wildcard CORS vulnerability. This issue has been patched in versions 0.83.0, 1.0.1, and 1.1.1."}],"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}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-942"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:lfprojects:mcp_java_sdk:*:*:*:*:*:*:*:*","versionEndExcluding":"1.0.1","matchCriteriaId":"25694CAC-2051-4746-9F09-053F94A30507"},{"vulnerable":true,"criteria":"cpe:2.3:a:lfprojects:mcp_java_sdk:1.1.0:*:*:*:*:*:*:*","matchCriteriaId":"5E0E201B-2A7F-49EE-A48E-6FF7D1AD3A7B"}]}]}],"references":[{"url":"https://github.com/modelcontextprotocol/java-sdk/blob/main/mcp-core/src/main/java/io/modelcontextprotocol/server/transport/HttpServletSseServerTransportProvider.java#L289","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/modelcontextprotocol/java-sdk/blob/main/mcp-core/src/main/java/io/modelcontextprotocol/server/transport/HttpServletStreamableServerTransportProvider.java#L525","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/modelcontextprotocol/java-sdk/security/advisories/GHSA-hv2w-8mjj-jw22","source":"security-advisories@github.com","tags":["Mitigation","Vendor Advisory"]}]}}]}