{"id":"CVE-2026-13435","aliases":["EUVD-2026-51244","GHSA-h7x8-fr4c-w46c"],"status":"published","title":"Python Interpreter Sandbox Bypass Leading to Sensitive Data Exposure","description":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0053,"percentile":0.45129,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2026-07-30T16:48:36Z","modified":"2026-10-25T02:30:17Z","products":[{"vendor":"ibm","product":"langflow oss"},{"vendor":"langflow","product":"langflow"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7279987","tags":["vendor-advisory","patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13435"},{"url":"https://github.com/advisories/GHSA-h7x8-fr4c-w46c"}],"sources":{"cve":[{"id":"CVE-2026-13435","title":"Python Interpreter Sandbox Bypass Leading to Sensitive Data Exposure","description":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.","status":"published","published":"2026-07-30T16:48:36.764Z","modified":"2026-07-31T03:56:17.304Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:19:50.24628Z"}],"euvd":[{"id":"EUVD-2026-51244","description":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.","status":"published","published":"2026-07-30T16:48:36Z","modified":"2026-07-31T03:56:17Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:02:26.773248Z"}],"ghsa":[{"id":"GHSA-h7x8-fr4c-w46c","title":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the...","description":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.","status":"published","published":"2026-07-30T21:31:48Z","modified":"2026-07-30T21:31:56Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:09:58.559851Z"}],"nvd":[{"id":"CVE-2026-13435","description":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.","status":"published","published":"2026-07-30T19:17:06.84Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:12:33.955581Z"}],"osv":[{"id":"CVE-2026-13435","description":"IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.","status":"published","published":"2026-07-30T19:17:06.84Z","modified":"2026-10-25T02:30:17.682854725Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:57.354194Z"}]}}