{"id":"CVE-2026-19131","kind":"vulnerability","aliases":["CVE-2026-19131"],"related":[],"title":"IBM API Connect: low-privileged users can read arbitrary indices and sensitive data","description":"IBM API Connect 12.1.0.0 through 12.1.1.2 could allow low-privileged users to query arbitrary indices and read sensitive data due to missing authorization.","summary":"IBM API Connect 12.1.0.0 through 12.1.1.2 is missing an authorization check, so a low-privileged user can query arbitrary indices. An attacker with a basic account can read sensitive data they should not see.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["api-gateway","ibm-api-connect","self-hosted","vendor"],"not_affected_if":["outside-affected-range"],"how_to_check":"- Check the installed IBM API Connect version against the affected range 12.1.0.0 through 12.1.1.2.","fix":null,"status":"open","published_at":"2026-11-07T05:19:01+00:00","first_seen_at":"2026-11-07T05:46:08+00:00","triaged_at":"2026-11-07T05:52:27+00:00","updated_at":"2026-11-07T05:52:27+00:00","category":"vendor","confidence":0.5,"triage":{"at":"2026-11-07T05:52:27Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"IBM API Connect: low-privileged users can read arbitrary indices and sensitive data","impact":"medium","summary":"IBM API Connect 12.1.0.0 through 12.1.1.2 is missing an authorization check, so a low-privileged user can query arbitrary indices. An attacker with a basic account can read sensitive data they should not see.","audience":"businesses","category":"vendor","nicknames":[],"who_cares":["ibm-api-connect","api-gateway","self-hosted"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"Attacker with low-privileged account reads sensitive indexed data","analyst_note":"Find IBM's security bulletin for CVE-2026-19131 to confirm the fixed version and the exposed query path.","how_to_check":"- Check the installed IBM API Connect version against the affected range 12.1.0.0 through 12.1.1.2.\n- unknown for other checks; the sources do not say which configuration exposes the query path.","plain_action":"","needs_analyst":true,"not_affected_if":["outside-affected-range"],"who_is_affected":"Teams running IBM API Connect 12.1.0.0 through 12.1.1.2 where some users hold low-privileged accounts. The sources do not say which deployment or configuration is needed to reach the query path. unknown whether managed or default setups are affected.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000684,"input_tokens":4194,"output_tokens":529,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-19131':17A,20A '-2026':16A,19A '12.1.0.0':35B,70C '12.1.1.2':37B,72C 'account':58B 'allow':74C 'api':2A,22B,26B,33B,68C 'api-gateway':21B 'arbitrari':10A,51B,81C 'attack':54B 'author':41B,90C 'basic':57B 'check':42B 'connect':3A,27B,34B,69C 'could':73C 'cve':15A,18A 'data':14A,62B,86C 'due':87C 'gateway':23B 'host':30B 'ibm':1A,25B,32B,67C 'ibm-api-connect':24B 'indic':11A,52B,82C 'low':5A,46B,76C 'low-privileg':4A,45B,75C 'miss':39B,89C 'privileg':6A,47B,77C 'queri':50B,80C 'read':9A,60B,84C 'see':66B 'self':29B 'self-host':28B 'sensit':13A,61B,85C 'user':7A,48B,78C 'vendor':31B","nicknames":[],"mitigations":[],"who_affected":"Teams running IBM API Connect 12.1.0.0 through 12.1.1.2 where some users hold low-privileged accounts. The sources do not say which deployment or configuration is needed to reach the query path. unknown whether managed or default setups are affected.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["apigateway","ibmapiconnect","medium","selfhosted","vendor"],"campaign_type":null,"search_a":"'-19131':17A,20A '-2026':16A,19A 'api':2A 'arbitrari':10A 'connect':3A 'cve':15A,18A 'data':14A 'ibm':1A 'indic':11A 'low':5A 'low-privileg':4A 'privileg':6A 'read':9A 'sensit':13A 'user':7A","search_b":"'12.1.0.0':35B '12.1.1.2':37B 'account':58B 'api':22B,26B,33B 'api-gateway':21B 'arbitrari':51B 'attack':54B 'author':41B 'basic':57B 'check':42B 'connect':27B,34B 'data':62B 'gateway':23B 'host':30B 'ibm':25B,32B 'ibm-api-connect':24B 'indic':52B 'low':46B 'low-privileg':45B 'miss':39B 'privileg':47B 'queri':50B 'read':60B 'see':66B 'self':29B 'self-host':28B 'sensit':61B 'user':48B 'vendor':31B","search_c":"'12.1.0.0':70C '12.1.1.2':72C 'allow':74C 'api':68C 'arbitrari':81C 'author':90C 'connect':69C 'could':73C 'data':86C 'due':87C 'ibm':67C 'indic':82C 'low':76C 'low-privileg':75C 'miss':89C 'privileg':77C 'queri':80C 'read':84C 'sensit':85C 'user':78C","first_public_at":"2026-11-07T05:19:01+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-2026-19131","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19131","severity":null,"published_at":"2026-11-07T05:19:01+00:00","modified_at":"2026-11-07T05:19:01+00:00","first_seen_at":"2026-11-07T05:46:08+00:00","fetched_at":"2026-11-07T05:46:08+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"}