{"action":"Upgrade langgraph-sdk to 0.4.4 or later.","affected":[{"fixed":"0.4.4","introduced":"0.1.45"}],"component":"langgraph-sdk","cve_ids":["CVE-2026-104873"],"ecosystem":"PyPI","epss":0.00253,"exploited":false,"fixed_versions":["0.4.4"],"ghsa_id":"GHSA-fvww-7h3r-vfhp","id":"tcs_01M5KHATATMZVA4AFK3445XBDZ","modified_at":"2026-10-15T14:45:12.944430612Z","published_at":"2026-10-15T10:22:44.441452Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4240","https://github.com/langchain-ai/langgraph/security/advisories/GHSA-fvww-7h3r-vfhp","https://nvd.nist.gov/vuln/detail/CVE-2026-104873","https://github.com/langchain-ai/langgraph/commit/5a77be5e8bec1600ad0a865638d88c1368497559","https://github.com/langchain-ai/langgraph","https://github.com/langchain-ai/langgraph/releases/tag/sdk==0.4.4","https://pypi.org/project/langgraph-sdk","https://github.com/advisories/GHSA-fvww-7h3r-vfhp"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2026-4240","url":"https://osv.dev/vulnerability/PYSEC-2026-4240"}],"summary":"LangGraph SDK custom auth silently ignores actions= on resource decorators"}