{"id":"ECHO-7afa-b4aa-5d4a","modified":"2026-09-27T00:57:19.757542Z","published":"2026-07-09T00:00:34.714Z","upstream":["CVE-2026-55443","GHSA-gr75-jv2w-4656"],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2026-55443"}],"affected":[{"package":{"name":"langchain","ecosystem":"Echo:PyPI","purl":"pkg:pypi/langchain"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.9"}]}],"database_specific":{"source":"https://advisory.echohq.com/osv/ECHO-7afa-b4aa-5d4a.json"}},{"package":{"name":"langchain-anthropic","ecosystem":"Echo:PyPI","purl":"pkg:pypi/langchain-anthropic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.9"}]}],"database_specific":{"source":"https://advisory.echohq.com/osv/ECHO-7afa-b4aa-5d4a.json"}}],"schema_version":"1.9.0"}