{"id":"CVE-2026-17140","kind":"vulnerability","aliases":["CVE-2026-17140"],"related":[],"title":"IBM API Connect: authenticated user can inject code via generated output","description":"IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to execute arbitrary code due to improper control of generation of code. Input supplied by a user can influence code generated by the product, which could lead to code execution.","summary":"IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 generate code using user-supplied input without proper control. A remote attacker with a valid account could use this to execute arbitrary code.","severity":"low","cvss":3.3,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["api-gateway","ibm-api-connect","infrastructure","self-hosted"],"not_affected_if":["unaffected-version"],"how_to_check":"- Check the installed API Connect version against the affected ranges: 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2.","fix":null,"status":"open","published_at":"2026-11-07T05:18:27+00:00","first_seen_at":"2026-11-07T05:45:59+00:00","triaged_at":"2026-11-07T05:54:35+00:00","updated_at":"2026-11-07T05:54:35+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-07T05:54:35Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"IBM API Connect: authenticated user can inject code via generated output","impact":"high","summary":"IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 generate code using user-supplied input without proper control. A remote attacker with a valid account could use this to execute arbitrary code.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["ibm-api-connect","api-gateway","self-hosted"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"Authenticated remote attacker runs arbitrary code on the server","analyst_note":"Check IBM's security bulletin for CVE-2026-17140 for the fixed versions and the affected feature; the NVD text gives no fix or mitigation.","how_to_check":"- Check the installed API Connect version against the affected ranges: 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2.\n- unknown for other checks; the sources do not say which feature or configuration generates the code.","plain_action":"","needs_analyst":true,"not_affected_if":["unaffected-version"],"who_is_affected":"Organizations running IBM API Connect in the affected version ranges, where remote users hold accounts. The sources do not name the specific feature that generates the code, so whether a given deployment is exposed is unknown. Teams on other versions can skip it.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000707,"input_tokens":4253,"output_tokens":563,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-17140':14A,17A '-2026':13A,16A '10.0.8.0':33B,67C '10.0.8.12':35B,69C '12.1.0.0':37B,71C '12.1.1.2':39B,73C 'account':56B 'allow':75C 'api':2A,19B,23B,30B,65C 'api-gateway':18B 'arbitrari':62B,82C 'attack':52B,79C 'authent':4A,78C 'code':8A,41B,63B,83C,91C,99C,108C 'connect':3A,24B,31B,66C 'control':49B,87C 'could':57B,74C,105C 'cve':12A,15A 'due':84C 'execut':61B,81C,109C 'gateway':20B 'generat':10A,40B,89C,100C 'host':28B 'ibm':1A,22B,29B,64C 'ibm-api-connect':21B 'improp':86C 'influenc':98C 'infrastructur':25B 'inject':7A 'input':46B,92C 'lead':106C 'output':11A 'product':103C 'proper':48B 'remot':51B,77C 'self':27B 'self-host':26B 'suppli':45B,93C 'use':42B,58B 'user':5A,44B,96C 'user-suppli':43B 'valid':55B 'version':32B 'via':9A 'without':47B","nicknames":[],"mitigations":[],"who_affected":"Organizations running IBM API Connect in the affected version ranges, where remote users hold accounts. The sources do not name the specific feature that generates the code, so whether a given deployment is exposed is unknown. Teams on other versions can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["apigateway","ibmapiconnect","infrastructure","low","selfhosted"],"campaign_type":null,"search_a":"'-17140':14A,17A '-2026':13A,16A 'api':2A 'authent':4A 'code':8A 'connect':3A 'cve':12A,15A 'generat':10A 'ibm':1A 'inject':7A 'output':11A 'user':5A 'via':9A","search_b":"'10.0.8.0':33B '10.0.8.12':35B '12.1.0.0':37B '12.1.1.2':39B 'account':56B 'api':19B,23B,30B 'api-gateway':18B 'arbitrari':62B 'attack':52B 'code':41B,63B 'connect':24B,31B 'control':49B 'could':57B 'execut':61B 'gateway':20B 'generat':40B 'host':28B 'ibm':22B,29B 'ibm-api-connect':21B 'infrastructur':25B 'input':46B 'proper':48B 'remot':51B 'self':27B 'self-host':26B 'suppli':45B 'use':42B,58B 'user':44B 'user-suppli':43B 'valid':55B 'version':32B 'without':47B","search_c":"'10.0.8.0':67C '10.0.8.12':69C '12.1.0.0':71C '12.1.1.2':73C 'allow':75C 'api':65C 'arbitrari':82C 'attack':79C 'authent':78C 'code':83C,91C,99C,108C 'connect':66C 'control':87C 'could':74C,105C 'due':84C 'execut':81C,109C 'generat':89C,100C 'ibm':64C 'improp':86C 'influenc':98C 'input':92C 'lead':106C 'product':103C 'remot':77C 'suppli':93C 'user':96C","first_public_at":"2026-11-07T05:18:27+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N","cvss_by":"psirt@us.ibm.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-17140","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17140","severity":null,"published_at":"2026-11-07T05:18:27+00:00","modified_at":"2026-11-07T05:18:27+00:00","first_seen_at":"2026-11-07T05:45:59+00:00","fetched_at":"2026-11-07T05:45:59+00:00","note":null}],"documents":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}