{"id":"CVE-2026-110193","kind":"vulnerability","aliases":["CVE-2026-110193"],"related":[],"title":"Langflow: low-privileged user can run OS commands on server","description":"IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker with a low-privileged authenticated account to cause the Agentic Assistant to generate or submit component code using these unblocked patterns, resulting in arbitrary operating system command execution on the server.","summary":"IBM Langflow OSS versions 1.0.0 through 1.12.8 let a remote attacker with a low-privileged account make the Agentic Assistant generate or submit component code that bypasses its blocked patterns. The injected code runs arbitrary operating system commands on the server.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["ai-agents","ai-tooling","langflow","self-hosted"],"not_affected_if":["no-user-accounts","versions-outside-range"],"how_to_check":"- Check the installed Langflow version with `langflow --version` or the image tag, and compare against the affected range `1.0.0` through `1.12.8`.\n- Confirm whether the Agentic Assistant feature is in use on the instance.","fix":"- Move to a Langflow OSS release newer than `1.12.8`; the sources do not name the exact fixed version.","status":"open","published_at":"2026-10-29T16:17:56+00:00","first_seen_at":"2026-10-29T16:25:56+00:00","triaged_at":"2026-10-29T16:29:16+00:00","updated_at":"2026-10-29T16:29:16+00:00","category":"ai-tooling","confidence":0.7,"triage":{"at":"2026-10-29T16:29:16Z","model":"claude-haiku-5-5","output":{"fix":"- Move to a Langflow OSS release newer than `1.12.8`; the sources do not name the exact fixed version.","reach":"network","title":"Langflow: low-privileged user can run OS commands on server","impact":"high","summary":"IBM Langflow OSS versions 1.0.0 through 1.12.8 let a remote attacker with a low-privileged account make the Agentic Assistant generate or submit component code that bypasses its blocked patterns. The injected code runs arbitrary operating system commands on the server.","audience":"businesses","category":"ai-tooling","nicknames":[],"who_cares":["langflow","self-hosted","ai-agents"],"confidence":0.7,"fix_status":"unknown","needs_auth":"yes","worst_case":"Attacker runs arbitrary operating system commands on the Langflow server","analyst_note":"Find the fixed Langflow OSS version and the IBM advisory text for the Agentic Assistant flaw; the NVD entry given does not name a fix.","how_to_check":"- Check the installed Langflow version with `langflow --version` or the image tag, and compare against the affected range `1.0.0` through `1.12.8`.\n- Confirm whether the Agentic Assistant feature is in use on the instance.","plain_action":"","needs_analyst":true,"not_affected_if":["versions-outside-range","no-user-accounts"],"who_is_affected":"Teams running self-hosted IBM Langflow OSS from 1.0.0 through 1.12.8 where users have accounts and the Agentic Assistant is available. The attacker needs a low-privileged authenticated account, so instances with open or single-admin access are less exposed but still in range.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000718,"input_tokens":4130,"output_tokens":611,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-110193':14A,17A '-2026':13A,16A '1.0.0':32B,73C '1.12.8':34B,75C 'account':44B,87C 'agent':20B,47B,91C 'ai':19B,22B 'ai-ag':18B 'ai-tool':21B 'allow':77C 'arbitrari':63B,105C 'assist':48B,92C 'attack':38B,80C 'authent':86C 'block':57B 'bypass':55B 'caus':89C 'code':53B,61B,98C 'command':9A,66B,108C 'compon':52B,97C 'could':76C 'cve':12A,15A 'execut':109C 'generat':49B,94C 'host':27B 'ibm':28B,70C 'inject':60B 'langflow':1A,24B,29B,71C 'let':35B 'low':3A,42B,84C 'low-privileg':2A,41B,83C 'make':45B 'oper':64B,106C 'os':8A 'oss':30B,72C 'pattern':58B,102C 'privileg':4A,43B,85C 'remot':37B,79C 'result':103C 'run':7A,62B 'self':26B 'self-host':25B 'server':11A,69B,112C 'submit':51B,96C 'system':65B,107C 'tool':23B 'unblock':101C 'use':99C 'user':5A 'version':31B","nicknames":[],"mitigations":[],"who_affected":"Teams running self-hosted IBM Langflow OSS from 1.0.0 through 1.12.8 where users have accounts and the Agentic Assistant is available. The attacker needs a low-privileged authenticated account, so instances with open or single-admin access are less exposed but still in range.","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:H/A:H","cvss_by":"psirt@us.ibm.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110193","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110193","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"}