{"id":"CVE-2026-17307","kind":"vulnerability","aliases":["CVE-2026-17307"],"related":[],"title":"IBM API Connect: broken authorization lets logged-in users read sensitive data","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 due to broken object-level authorization.","summary":"IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 fail to check object-level permissions. A remote attacker with a valid account can obtain sensitive information belonging to other objects.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["api-gateway","ibm-api-connect","infrastructure","self-hosted"],"not_affected_if":["version-outside-range"],"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":"2026-11-07T05:18:39+00:00","first_seen_at":"2026-11-07T05:46:02+00:00","triaged_at":"2026-11-07T05:52:30+00:00","updated_at":"2026-11-07T05:52:30+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-07T05:52:30Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"IBM API Connect: broken authorization lets logged-in users read sensitive data","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 fail to check object-level permissions. A remote attacker with a valid account can obtain sensitive information belonging to other objects.","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 users read sensitive data of other objects","analyst_note":"Check the IBM security bulletin for the fixed version and the affected endpoints; the NVD entry gives no fix or check details.","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.","plain_action":"","needs_analyst":true,"not_affected_if":["version-outside-range"],"who_is_affected":"Teams that run IBM API Connect in the affected version ranges and expose its management or API interfaces to users with accounts. Sources do not describe a specific configuration. Installations outside the listed ranges are not affected.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000688,"input_tokens":4227,"output_tokens":530,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-17307':16A,19A '-2026':15A,18A '10.0.8.0':35B,67C '10.0.8.12':37B,69C '12.1.0.0':39B,71C '12.1.1.2':41B,73C 'account':55B 'allow':75C 'api':2A,21B,25B,32B,65C 'api-gateway':20B 'attack':51B,79C 'authent':78C 'author':5A,90C 'belong':60B 'broken':4A,86C 'check':44B 'connect':3A,26B,33B,66C 'could':74C 'cve':14A,17A 'data':13A 'due':84C 'fail':42B 'gateway':22B 'host':30B 'ibm':1A,24B,31B,64C 'ibm-api-connect':23B 'inform':59B,83C 'infrastructur':27B 'let':6A 'level':47B,89C 'log':8A 'logged-in':7A 'object':46B,63B,88C 'object-level':45B,87C 'obtain':57B,81C 'permiss':48B 'read':11A 'remot':50B,77C 'self':29B 'self-host':28B 'sensit':12A,58B,82C 'user':10A 'valid':54B 'version':34B","nicknames":[],"mitigations":[],"who_affected":"Teams that run IBM API Connect in the affected version ranges and expose its management or API interfaces to users with accounts. Sources do not describe a specific configuration. Installations outside the listed ranges are not affected.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["apigateway","ibmapiconnect","infrastructure","medium","selfhosted"],"campaign_type":null,"search_a":"'-17307':16A,19A '-2026':15A,18A 'api':2A 'author':5A 'broken':4A 'connect':3A 'cve':14A,17A 'data':13A 'ibm':1A 'let':6A 'log':8A 'logged-in':7A 'read':11A 'sensit':12A 'user':10A","search_b":"'10.0.8.0':35B '10.0.8.12':37B '12.1.0.0':39B '12.1.1.2':41B 'account':55B 'api':21B,25B,32B 'api-gateway':20B 'attack':51B 'belong':60B 'check':44B 'connect':26B,33B 'fail':42B 'gateway':22B 'host':30B 'ibm':24B,31B 'ibm-api-connect':23B 'inform':59B 'infrastructur':27B 'level':47B 'object':46B,63B 'object-level':45B 'obtain':57B 'permiss':48B 'remot':50B 'self':29B 'self-host':28B 'sensit':58B 'valid':54B 'version':34B","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 'attack':79C 'authent':78C 'author':90C 'broken':86C 'connect':66C 'could':74C 'due':84C 'ibm':64C 'inform':83C 'level':89C 'object':88C 'object-level':87C 'obtain':81C 'remot':77C 'sensit':82C","first_public_at":"2026-11-07T05:18:39+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-2026-17307","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17307","severity":null,"published_at":"2026-11-07T05:18:39+00:00","modified_at":"2026-11-07T05:18:39+00:00","first_seen_at":"2026-11-07T05:46:02+00:00","fetched_at":"2026-11-07T05:46:02+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"}