{"id":"CVE-2026-91315","kind":"vulnerability","aliases":["CVE-2026-91315"],"related":[],"title":"Oracle JD Edwards EnterpriseOne Tools: installation flaw enables takeover of the product","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 logon to the infrastructure where JD Edwards EnterpriseOne Tools executes to compromise JD Edwards EnterpriseOne Tools.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of JD Edwards EnterpriseOne Tools. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have a flaw in their Installation Security component. An attacker who already has logon to the host infrastructure where EnterpriseOne Tools runs can compromise the product, and a person other than the attacker must take an action for the attack to succeed.","severity":"high","cvss":7.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["enterpriseone","erp","jd-edwards","on-prem","oracle","vendor"],"not_affected_if":["no-local-logon-exposure","unsupported-release"],"how_to_check":"- Check the installed EnterpriseOne Tools release against the affected range 9.2.0.0-9.2.26.5 (exact check method unknown from the sources)\n- Review the Oracle Security Alert or Critical Patch Update advisory for the exact affected components (unknown from the sources)","fix":"- Move EnterpriseOne Tools to a release outside 9.2.0.0-9.2.26.5 or apply the Oracle patch for this CVE (exact fixed version unknown from the sources)","status":"open","published_at":"2026-10-20T22:20:33+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T03:08:44+00:00","updated_at":"2026-10-25T03:08:44+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-25T03:08:44Z","model":"claude-haiku-5-5","output":{"fix":"- Move EnterpriseOne Tools to a release outside 9.2.0.0-9.2.26.5 or apply the Oracle patch for this CVE (exact fixed version unknown from the sources)","reach":"local","title":"Oracle JD Edwards EnterpriseOne Tools: installation flaw enables takeover of the product","impact":"high","summary":"Oracle JD Edwards EnterpriseOne Tools versions 9.2.0.0 through 9.2.26.5 have a flaw in their Installation Security component. An attacker who already has logon to the host infrastructure where EnterpriseOne Tools runs can compromise the product, and a person other than the attacker must take an action for the attack to succeed.","category":"vendor","nicknames":[],"who_cares":["jd-edwards","enterpriseone","oracle","on-prem","erp"],"confidence":0.7,"needs_auth":"yes","worst_case":"Attacker takes over the EnterpriseOne Tools installation with full confidentiality, integrity and availability impact","analyst_note":"Find the Oracle CPU or security alert for CVE-2026-91315 to confirm the fixed release and the exact installation check.","how_to_check":"- Check the installed EnterpriseOne Tools release against the affected range 9.2.0.0-9.2.26.5 (exact check method unknown from the sources)\n- Review the Oracle Security Alert or Critical Patch Update advisory for the exact affected components (unknown from the sources)","needs_analyst":true,"not_affected_if":["unsupported-release","no-local-logon-exposure"],"who_is_affected":"Sites running Oracle JD Edwards EnterpriseOne Tools in the 9.2.0.0 to 9.2.26.5 range are affected. The attacker needs local logon to the infrastructure hosting the tools, and the flaw is triggered when a person other than the attacker performs an action. Sites without those releases can skip it.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000705,"input_tokens":3527,"output_tokens":704,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-91315':15A,18A '/av':166C '3.1':153C,165C '7.8':156C '9.2.0.0':35B,101C '9.2.26.5':37B,102C 'action':74B 'affect':99C 'allow':106C 'alreadi':49B 'attack':47B,70B,77B,108C,127C,137C,139C 'avail':160C 'base':154C 'compon':45B,92C 'compromis':61B,121C 'confidenti':157C 'cve':13A,16A 'cvss':152C,162C,164C 'easili':103C 'edward':3A,23B,31B,84C,91C,116C,123C,149C 'enabl':8A 'enterpriseon':4A,19B,32B,57B,85C,117C,124C,150C 'erp':20B 'execut':119C 'exploit':104C 'flaw':7A,40B 'h':174C 'h/a':173C 'h/i':172C 'host':54B 'human':129C 'impact':161C 'infrastructur':55B,113C 'instal':6A,43B,93C 'integr':158C 'interact':130C 'jd':2A,22B,30B,83C,90C,115C,122C,148C 'jd-edward':21B 'l/ac':167C 'l/pr':168C 'logon':51B,110C 'must':71B 'n/ui':169C 'on-prem':24B 'oracl':1A,27B,29B,89C 'person':66B,133C 'prem':26B 'product':12A,63B,87C 'r/s':170C 'requir':128C 'result':144C 'run':59B 'score':155C 'secur':44B,94C 'succeed':79B 'success':126C,138C 'support':95C 'take':72B 'takeov':9A,146C 'tool':5A,33B,58B,86C,118C,125C,151C 'u/c':171C 'unauthent':107C 'vector':163C 'vendor':28B 'version':34B,96C 'vulner':80C,105C,142C","nicknames":[],"mitigations":[],"who_affected":"Sites running Oracle JD Edwards EnterpriseOne Tools in the 9.2.0.0 to 9.2.26.5 range are affected. The attacker needs local logon to the infrastructure hosting the tools, and the flaw is triggered when a person other than the attacker performs an action. Sites without those releases can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:33+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91315","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91315","severity":null,"published_at":"2026-10-20T22:20:33+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}],"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"}