{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"0.3.1.3"}],"component":"langchain-chatchat","cve_ids":["CVE-2026-7847"],"ecosystem":"PyPI","epss":0.00235,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-jv4p-mhmp-69vw","id":"tcs_01M5KH0644ZG4NEW0DKHF2AN4Y","modified_at":"2026-07-13T16:31:48.707561538Z","published_at":"2026-07-13T15:15:37.148349Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2557","https://nvd.nist.gov/vuln/detail/CVE-2026-7847","https://github.com/chatchat-space/Langchain-Chatchat/issues/5464","https://github.com/3em0/cve_repo/blob/main/Langchain-Chatchat/Vuln-3-Predictable-File-ID.md","https://github.com/chatchat-space/Langchain-Chatchat","https://vuldb.com/submit/807796","https://vuldb.com/vuln/361126","https://vuldb.com/vuln/361126/cti","https://pypi.org/project/langchain-chatchat","https://github.com/advisories/GHSA-jv4p-mhmp-69vw"],"severity":{"label":"low","score":2.6},"sources":[{"source":"osv","source_id":"PYSEC-2026-2557","url":"https://osv.dev/vulnerability/PYSEC-2026-2557"}],"summary":"Langchain-Chatchat Uses Insufficiently Random Values"}