{"id":"CVE-2026-17238","kind":"vulnerability","aliases":["CVE-2026-17238"],"related":[],"title":"IBM API Connect: path injection exposes other tenants' data to authenticated users","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 obtain sensitive information from other tenants due to path parameter injection. Values in the request path are not sufficiently validated, which could allow access to data belonging to other tenants.","summary":"IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 do not validate values in request paths. A remote attacker with a valid account can read sensitive information belonging to other tenants.","severity":"medium","cvss":6.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["api-connect","ibm","infrastructure","multi-tenant","self-hosted"],"not_affected_if":["outside-affected-versions","single-tenant"],"how_to_check":"- Check the installed API Connect version in the management console or product documentation.\n- Compare it 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":"2026-11-07T05:18:32+00:00","first_seen_at":"2026-11-07T05:46:00+00:00","triaged_at":"2026-11-07T05:52:42+00:00","updated_at":"2026-11-07T05:52:42+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-07T05:52:42Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"IBM API Connect: path injection exposes other tenants' data to authenticated users","impact":"medium","summary":"IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 do not validate values in request paths. A remote attacker with a valid account can read sensitive information belonging to other tenants.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["ibm","api-connect","multi-tenant","self-hosted"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"authenticated user reads other tenants' sensitive data","analyst_note":"Check the IBM security bulletin for the fixed version and tenancy conditions; the NVD entry alone gives no fix.","how_to_check":"- Check the installed API Connect version in the management console or product documentation.\n- Compare it against the affected ranges: `10.0.8.0` through `10.0.8.12` and `12.1.0.0` through `12.1.1.2`.","plain_action":"","needs_analyst":true,"not_affected_if":["outside-affected-versions","single-tenant"],"who_is_affected":"Multi-tenant API Connect deployments where users from one tenant can send requests to the platform are exposed. Single-tenant installs, or installs outside the affected ranges, are not affected. The sources do not say which tenancy configurations are most exposed.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000702,"input_tokens":4262,"output_tokens":552,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-17238':15A,18A '-2026':14A,17A '10.0.8.0':34B,66C '10.0.8.12':36B,68C '12.1.0.0':38B,70C '12.1.1.2':40B,72C 'access':103C 'account':54B 'allow':74C,102C 'api':2A,20B,31B,64C 'api-connect':19B 'attack':50B,78C 'authent':11A,77C 'belong':59B,106C 'connect':3A,21B,32B,65C 'could':73C,101C 'cve':13A,16A 'data':9A,105C 'due':86C 'expos':6A 'host':29B 'ibm':1A,22B,30B,63C 'inform':58B,82C 'infrastructur':23B 'inject':5A,90C 'multi':25B 'multi-ten':24B 'obtain':80C 'paramet':89C 'path':4A,47B,88C,95C 'read':56B 'remot':49B,76C 'request':46B,94C 'self':28B 'self-host':27B 'sensit':57B,81C 'suffici':98C 'tenant':8A,26B,62B,85C,109C 'user':12A 'valid':43B,53B,99C 'valu':44B,91C 'version':33B","nicknames":[],"mitigations":[],"who_affected":"Multi-tenant API Connect deployments where users from one tenant can send requests to the platform are exposed. Single-tenant installs, or installs outside the affected ranges, are not affected. The sources do not say which tenancy configurations are most exposed.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["apiconnect","ibm","infrastructure","medium","multitenant","selfhosted"],"campaign_type":null,"search_a":"'-17238':15A,18A '-2026':14A,17A 'api':2A 'authent':11A 'connect':3A 'cve':13A,16A 'data':9A 'expos':6A 'ibm':1A 'inject':5A 'path':4A 'tenant':8A 'user':12A","search_b":"'10.0.8.0':34B '10.0.8.12':36B '12.1.0.0':38B '12.1.1.2':40B 'account':54B 'api':20B,31B 'api-connect':19B 'attack':50B 'belong':59B 'connect':21B,32B 'host':29B 'ibm':22B,30B 'inform':58B 'infrastructur':23B 'multi':25B 'multi-ten':24B 'path':47B 'read':56B 'remot':49B 'request':46B 'self':28B 'self-host':27B 'sensit':57B 'tenant':26B,62B 'valid':43B,53B 'valu':44B 'version':33B","search_c":"'10.0.8.0':66C '10.0.8.12':68C '12.1.0.0':70C '12.1.1.2':72C 'access':103C 'allow':74C,102C 'api':64C 'attack':78C 'authent':77C 'belong':106C 'connect':65C 'could':73C,101C 'data':105C 'due':86C 'ibm':63C 'inform':82C 'inject':90C 'obtain':80C 'paramet':89C 'path':88C,95C 'remot':76C 'request':94C 'sensit':81C 'suffici':98C 'tenant':85C,109C 'valid':99C 'valu':91C","first_public_at":"2026-11-07T05:18:32+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","cvss_by":"psirt@us.ibm.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-17238","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17238","severity":null,"published_at":"2026-11-07T05:18:32+00:00","modified_at":"2026-11-07T05:18:32+00:00","first_seen_at":"2026-11-07T05:46:00+00:00","fetched_at":"2026-11-07T05:46:00+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"}