{"id":"CVE-2026-87305","kind":"vulnerability","aliases":["CVE-2026-87305"],"related":[],"title":"Oracle JD Edwards EnterpriseOne Tools: SMTP flaw allows takeover by unauthenticated attackers","description":"Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure SEC).  Supported versions that are affected are 9.2.0.0-9.2.26.5. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SMTP to compromise JD Edwards EnterpriseOne Tools.  Successful attacks of this vulnerability can result in takeover of JD Edwards EnterpriseOne Tools. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 contain a flaw in the Enterprise Infrastructure SEC component reachable over SMTP. An unauthenticated attacker with network access can exploit it with high complexity to take over the product, with full confidentiality, integrity and availability impact.","severity":"high","cvss":8.1,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["enterpriseone","erp","jd-edwards","oracle","vendor"],"not_affected_if":["versions-outside-9.2.0.0-9.2.26.5"],"how_to_check":"- unknown","fix":"- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools; the sources do not name the patched version.","status":"open","published_at":"2026-10-20T22:20:07+00:00","first_seen_at":"2026-10-23T21:57:25+00:00","triaged_at":"2026-10-25T03:06:12+00:00","updated_at":"2026-10-25T03:06:12+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T03:06:12Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Critical Patch Update fix for JD Edwards EnterpriseOne Tools; the sources do not name the patched version.","reach":"network","title":"Oracle JD Edwards EnterpriseOne Tools: SMTP flaw allows takeover by unauthenticated attackers","impact":"high","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 contain a flaw in the Enterprise Infrastructure SEC component reachable over SMTP. An unauthenticated attacker with network access can exploit it with high complexity to take over the product, with full confidentiality, integrity and availability impact.","category":"vendor","nicknames":[],"who_cares":["jd-edwards","enterpriseone","oracle","erp"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker takes over the JD Edwards EnterpriseOne Tools server","analyst_note":"Find the Oracle Critical Patch Update advisory for CVE-2026-87305 to confirm the patched version and the SMTP-related configuration needed to reach the flaw.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["versions-outside-9.2.0.0-9.2.26.5"],"who_is_affected":"Organizations running Oracle JD Edwards EnterpriseOne Tools in the 9.2.0.0 to 9.2.26.5 range, where the Enterprise Infrastructure SEC component receives SMTP traffic from the network. The sources do not say whether SMTP must be enabled or configured in a non-default way, so teams on other versions or without network-reachable SMTP handling can likely skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000666,"input_tokens":3494,"output_tokens":634,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-87305':15A,18A '/av':141C '3.1':128C,140C '8.1':131C '9.2.0.0':32B,93C '9.2.26.5':34B,94C 'access':52B,104C 'affect':91C 'allow':8A,99C 'attack':12A,49B,101C,114C 'avail':69B,135C 'base':129C 'complex':58B 'compon':43B,83C 'compromis':108C 'confidenti':66B,132C 'contain':35B 'cve':13A,16A 'cvss':127C,137C,139C 'difficult':95C 'edward':3A,23B,28B,75C,82C,110C,124C 'enterpris':40B,84C 'enterpriseon':4A,19B,29B,76C,111C,125C 'erp':20B 'exploit':54B,97C 'flaw':7A,37B 'full':65B 'h':149C 'h/a':148C 'h/i':147C 'h/pr':143C 'high':57B 'impact':70B,136C 'infrastructur':41B,85C 'integr':67B,133C 'jd':2A,22B,27B,74C,81C,109C,123C 'jd-edward':21B 'n/ac':142C 'n/s':145C 'n/ui':144C 'network':51B,103C 'oracl':1A,24B,26B,80C 'product':63B,78C 'reachabl':44B 'result':119C 'score':130C 'sec':42B,86C 'smtp':6A,46B,106C 'success':113C 'support':87C 'take':60B 'takeov':9A,121C 'tool':5A,30B,77C,112C,126C 'u/c':146C 'unauthent':11A,48B,100C 'vector':138C 'vendor':25B 'version':31B,88C 'via':105C 'vulner':71C,98C,117C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle JD Edwards EnterpriseOne Tools in the 9.2.0.0 to 9.2.26.5 range, where the Enterprise Infrastructure SEC component receives SMTP traffic from the network. The sources do not say whether SMTP must be enabled or configured in a non-default way, so teams on other versions or without network-reachable SMTP handling can likely skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:07+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-87305","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87305","severity":null,"published_at":"2026-10-20T22:20:07+00:00","modified_at":"2026-10-21T18:44:19+00:00","first_seen_at":"2026-10-23T21:57:25+00:00","fetched_at":"2026-10-23T22:29:00+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"}