{"id":"CVE-2026-91289","kind":"vulnerability","aliases":["CVE-2026-91289"],"related":[],"title":"Oracle JD Edwards EnterpriseOne Tools: Monitoring flaw exposes data to adjacent attackers","description":"Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Monitoring and Diagnostics SEC).  Supported versions that are affected are 9.2.0.0-9.2.26.5. Difficult to exploit vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the JD Edwards EnterpriseOne Tools executes to compromise JD Edwards EnterpriseOne Tools.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 contain a flaw in the Monitoring and Diagnostics component. An unauthenticated attacker on the physical network segment of the host can gain unauthorized read access to data the product can reach.","severity":"medium","cvss":5.3,"epss":0.0018,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["enterpriseone","jd-edwards","on-prem","oracle","vendor"],"not_affected_if":["isolated-network","unaffected-release"],"how_to_check":"- Confirm the EnterpriseOne Tools release installed on the server, in the range `9.2.0.0` to `9.2.26.5` is affected\n- unknown","fix":"- Apply the Oracle Critical Patch Update for JD Edwards EnterpriseOne Tools that addresses CVE-2026-91289; the sources do not name the fixed version\n- unknown","status":"open","published_at":"2026-10-20T22:20:30+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T04:22:52+00:00","updated_at":"2026-10-25T12:38:52+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T04:22:52Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Critical Patch Update for JD Edwards EnterpriseOne Tools that addresses CVE-2026-91289; the sources do not name the fixed version\n- unknown","reach":"network","title":"Oracle JD Edwards EnterpriseOne Tools: Monitoring flaw exposes data to adjacent attackers","impact":"medium","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 contain a flaw in the Monitoring and Diagnostics component. An unauthenticated attacker on the physical network segment of the host can gain unauthorized read access to data the product can reach.","category":"vendor","nicknames":[],"who_cares":["jd-edwards","enterpriseone","oracle","on-prem"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthorized read access to critical EnterpriseOne data","analyst_note":"Check Oracle's Critical Patch Update advisory for the fixed version and the exact Monitoring and Diagnostics attack path; the NVD entry gives only the CVSS vector.","how_to_check":"- Confirm the EnterpriseOne Tools release installed on the server, in the range `9.2.0.0` to `9.2.26.5` is affected\n- unknown","needs_analyst":true,"not_affected_if":["unaffected-release","isolated-network"],"who_is_affected":"Teams running JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5 whose hosts sit on a network segment an attacker could reach. The sources describe a physical or adjacent network position as the required access path, so internet-only exposure is not indicated. Teams on unaffected releases or fully isolated hosts can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000684,"input_tokens":3535,"output_tokens":660,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-91289':15A,18A '/av':159C '3.1':149C,158C '5.3':152C '9.2.0.0':34B,91C '9.2.26.5':36B,92C 'a/ac':160C 'access':61B,101C,133C,139C,146C 'adjac':11A 'affect':89C 'allow':97C 'attach':107C 'attack':12A,48B,99C,125C 'base':150C 'communic':105C 'complet':138C 'compon':45B,80C 'compromis':119C 'confidenti':153C 'contain':37B 'critic':135C 'cve':13A,16A 'cvss':148C,155C,157C 'data':9A,63B,136C,147C 'diagnost':44B,83C 'difficult':93C 'edward':3A,22B,30B,72C,79C,114C,121C,143C 'enterpriseon':4A,19B,31B,73C,115C,122C,144C 'execut':117C 'exploit':95C 'expos':8A 'flaw':7A,39B 'gain':58B 'h/i':165C 'h/pr':161C 'hardwar':110C 'host':56B 'impact':154C 'jd':2A,21B,29B,71C,78C,113C,120C,142C 'jd-edward':20B 'monitor':6A,42B,81C 'n':167C 'n/a':166C 'n/s':163C 'n/ui':162C 'network':52B 'on-prem':23B 'oracl':1A,26B,28B,77C 'physic':51B,104C 'prem':25B 'product':65B,75C 'reach':67B 'read':60B 'result':130C 'score':151C 'sec':84C 'segment':53B,106C 'success':124C 'support':85C 'tool':5A,32B,74C,116C,123C,145C 'u/c':164C 'unauthent':47B,98C 'unauthor':59B,132C 'vector':156C 'vendor':27B 'version':33B,86C 'vulner':68C,96C,128C","nicknames":[],"mitigations":[],"who_affected":"Teams running JD Edwards EnterpriseOne Tools 9.2.0.0 through 9.2.26.5 whose hosts sit on a network segment an attacker could reach. The sources describe a physical or adjacent network position as the required access path, so internet-only exposure is not indicated. Teams on unaffected releases or fully isolated hosts can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:30+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91289","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91289","severity":null,"published_at":"2026-10-20T22:20:30+00:00","modified_at":"2026-10-21T18:44:40+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","fetched_at":"2026-10-23T22:29:00+00:00","note":null},{"source":"epss","external_id":"CVE-2026-91289","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91289","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-25T12:38:52+00:00","fetched_at":"2026-10-25T12:38:52+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"}