{"id":"CVE-2026-110200","kind":"vulnerability","aliases":["CVE-2026-110200"],"related":[],"title":"Langflow: authenticated users can read sensitive data stored in cleartext","description":"IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive information due to cleartext storage of sensitive information.","summary":"IBM Langflow OSS versions 1.0.0 through 1.12.4 store some sensitive information in cleartext. A remote attacker who already has a valid account can obtain that information.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["ai-agents","ai-tooling","langflow","self-hosted"],"not_affected_if":["no-authenticated-users","not-in-version-range"],"how_to_check":"- Check the installed Langflow version with `langflow --version` or the package manager, and see whether it falls in `1.0.0` through `1.12.4`.","fix":"- Move to a Langflow OSS release later than `1.12.4`; the exact fixed version is unknown from the sources.","status":"open","published_at":"2026-10-29T16:17:56+00:00","first_seen_at":"2026-10-29T16:25:56+00:00","triaged_at":"2026-10-29T16:31:25+00:00","updated_at":"2026-10-29T16:31:25+00:00","category":"ai-tooling","confidence":0.5,"triage":{"at":"2026-10-29T16:31:25Z","model":"claude-haiku-5-5","output":{"fix":"- Move to a Langflow OSS release later than `1.12.4`; the exact fixed version is unknown from the sources.","reach":"network","title":"Langflow: authenticated users can read sensitive data stored in cleartext","impact":"low","summary":"IBM Langflow OSS versions 1.0.0 through 1.12.4 store some sensitive information in cleartext. A remote attacker who already has a valid account can obtain that information.","audience":"businesses","category":"ai-tooling","nicknames":[],"who_cares":["langflow","self-hosted","ai-agents"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"authenticated attacker reads sensitive information stored in cleartext","analyst_note":"Find the IBM advisory and identify which sensitive data is stored in cleartext and the fixed version.","how_to_check":"- Check the installed Langflow version with `langflow --version` or the package manager, and see whether it falls in `1.0.0` through `1.12.4`.\n- unknown","plain_action":"","needs_analyst":true,"not_affected_if":["not-in-version-range","no-authenticated-users"],"who_is_affected":"Teams that run IBM Langflow OSS 1.0.0 through 1.12.4 as a server where users log in. The sources do not describe which stored data is exposed or which configuration makes it reachable, so the exact exposure is unknown.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000674,"input_tokens":4098,"output_tokens":529,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-110200':13A,16A '-2026':12A,15A '1.0.0':31B,56C '1.12.4':33B,58C 'account':48B 'agent':19B 'ai':18B,21B 'ai-ag':17B 'ai-tool':20B 'allow':60C 'alreadi':44B 'attack':42B,64C 'authent':2A,63C 'cleartext':10A,39B,71C 'could':59C 'cve':11A,14A 'data':7A 'due':69C 'host':26B 'ibm':27B,53C 'inform':37B,52B,68C,75C 'langflow':1A,23B,28B,54C 'obtain':50B,66C 'oss':29B,55C 'read':5A 'remot':41B,62C 'self':25B 'self-host':24B 'sensit':6A,36B,67C,74C 'storag':72C 'store':8A,34B 'tool':22B 'user':3A 'valid':47B 'version':30B","nicknames":[],"mitigations":[],"who_affected":"Teams that run IBM Langflow OSS 1.0.0 through 1.12.4 as a server where users log in. The sources do not describe which stored data is exposed or which configuration makes it reachable, so the exact exposure is unknown.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-29T16:17:56+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cvss_by":"psirt@us.ibm.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110200","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110200","severity":null,"published_at":"2026-10-29T16:17:56+00:00","modified_at":"2026-10-29T16:17:56+00:00","first_seen_at":"2026-10-29T16:25:56+00:00","fetched_at":"2026-10-29T16:25:56+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}