{"id":"CVE-2026-91308","kind":"vulnerability","aliases":["CVE-2026-91308"],"related":[],"title":"Oracle JD Edwards EnterpriseOne Tools: unauthenticated network access to critical data","description":"Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Installation Security).  Supported versions that are affected are 9.2.0.0-9.2.26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net 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 7.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/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 have an Installation Security flaw. An unauthenticated attacker with network access over Oracle Net can read critical data accessible to the product.","severity":"high","cvss":7.5,"epss":0.00303,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["enterpriseone","jd-edwards","oracle","oracle-net","other"],"not_affected_if":["network-restricted","unsupported-version"],"how_to_check":"- Check the installed EnterpriseOne Tools release against the affected range `9.2.0.0` to `9.2.26.5` in the Oracle advisory\n- Confirm whether Oracle Net listeners reachable from untrusted networks serve the EnterpriseOne Tools instance","fix":"- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools; the fixed release is unknown from these sources\n- Restrict Oracle Net access to the EnterpriseOne Tools host to trusted networks until patched","status":"open","published_at":"2026-10-20T22:20:32+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T03:18:34+00:00","updated_at":"2026-10-25T12:38:52+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-25T03:18:34Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools; the fixed release is unknown from these sources\n- Restrict Oracle Net access to the EnterpriseOne Tools host to trusted networks until patched","reach":"network","title":"Oracle JD Edwards EnterpriseOne Tools: unauthenticated network access to critical data","impact":"medium","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have an Installation Security flaw. An unauthenticated attacker with network access over Oracle Net can read critical data accessible to the product.","category":"other","nicknames":[],"who_cares":["jd-edwards","oracle","enterpriseone","oracle-net"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthenticated attacker reads critical data accessible to EnterpriseOne Tools","analyst_note":"Find the Oracle Critical Patch Update advisory and the fixed release number for EnterpriseOne Tools 9.2, and confirm the exact configuration that exposes Installation Security.","how_to_check":"- Check the installed EnterpriseOne Tools release against the affected range `9.2.0.0` to `9.2.26.5` in the Oracle advisory\n- Confirm whether Oracle Net listeners reachable from untrusted networks serve the EnterpriseOne Tools instance","needs_analyst":true,"not_affected_if":["unsupported-version","network-restricted"],"who_is_affected":"Organizations running Oracle JD Edwards EnterpriseOne Tools in the affected 9.2 release range that expose Oracle Net to the network. Systems not running that release range, or with Oracle Net limited to trusted hosts, are less exposed. Whether the Installation Security component is enabled by default is unknown.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000695,"input_tokens":3494,"output_tokens":691,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-2026':13A,16A '-91308':14A,17A '/av':133C '3.1':123C,132C '7.5':126C '9.2.0.0':32B,78C '9.2.26.5':34B,79C 'access':8A,45B,53B,88C,107C,113C,120C 'affect':76C 'allow':83C 'attack':42B,85C,99C 'base':124C 'complet':112C 'compon':69C 'compromis':93C 'confidenti':127C 'critic':10A,51B,109C 'cve':12A,15A 'cvss':122C,129C,131C 'data':11A,52B,110C,121C 'easili':80C 'edward':3A,21B,28B,61C,68C,95C,117C 'enterpriseon':4A,18B,29B,62C,96C,118C 'exploit':81C 'flaw':39B 'h/i':139C 'impact':128C 'instal':37B,70C 'jd':2A,20B,27B,60C,67C,94C,116C 'jd-edward':19B 'l/pr':135C 'n':141C 'n/a':140C 'n/ac':134C 'n/s':137C 'n/ui':136C 'net':25B,48B,91C 'network':7A,44B,87C 'oracl':1A,22B,24B,26B,47B,66C,90C 'oracle-net':23B 'product':56B,64C 'read':50B 'result':104C 'score':125C 'secur':38B,71C 'success':98C 'support':72C 'tool':5A,30B,63C,97C,119C 'u/c':138C 'unauthent':6A,41B,84C 'unauthor':106C 'vector':130C 'version':31B,73C 'via':89C 'vulner':57C,82C,102C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle JD Edwards EnterpriseOne Tools in the affected 9.2 release range that expose Oracle Net to the network. Systems not running that release range, or with Oracle Net limited to trusted hosts, are less exposed. Whether the Installation Security component is enabled by default is unknown.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:32+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/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-2026-91308","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91308","severity":null,"published_at":"2026-10-20T22:20:32+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-2026-91308","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91308","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"}