{"action":"Upgrade langflow to 1.3.0 or later.","affected":[{"fixed":"1.3.0","introduced":"0"}],"component":"langflow","cve_ids":["CVE-2025-3248"],"ecosystem":"PyPI","epss":0.99993,"exploited":true,"fixed_versions":["1.3.0"],"ghsa_id":"GHSA-rvqx-wpfh-mfx7","id":"tcs_01M5KFYQX1NWX6PRECF4958ZRT","modified_at":"2026-10-27T17:00:04.069278735Z","published_at":"2025-06-17T20:14:26Z","references":["https://osv.dev/vulnerability/GHSA-rvqx-wpfh-mfx7","https://github.com/langflow-ai/langflow/security/advisories/GHSA-rvqx-wpfh-mfx7","https://nvd.nist.gov/vuln/detail/CVE-2025-3248","https://github.com/langflow-ai/langflow/pull/6911","https://github.com/langflow-ai/langflow/commit/faac4db133de32fcb6d483fa9ff52f40ce42bdc0","https://github.com/langflow-ai/langflow","https://github.com/langflow-ai/langflow/releases/tag/1.3.0","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3248","https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai","https://www.vulncheck.com/advisories/langflow-unauthenticated-rce","https://github.com/pypa/advisory-database/tree/main/vulns/langflow-base/PYSEC-2026-380.yaml","https://pypi.org/project/langflow-base"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-rvqx-wpfh-mfx7","url":"https://osv.dev/vulnerability/GHSA-rvqx-wpfh-mfx7"},{"source":"kev","source_id":"CVE-2025-3248","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json"},{"source":"nvd","source_id":"CVE-2025-3248","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3248"}],"summary":"Langflow Unauth RCE"}