{"id":"CVE-2026-91432","kind":"vulnerability","aliases":["CVE-2026-91432"],"related":[],"title":"Oracle Siebel CRM End User: Open UI flaw exposes and alters some data","description":"Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI).  Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Siebel CRM End User accessible data as well as  unauthorized read access to a subset of Siebel CRM End User accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N).","summary":"Oracle Siebel CRM End User has a flaw in its Open UI component that lets an unauthenticated attacker reach it over HTTP. A successful attack can read a subset of accessible data and update, insert or delete some of it.","severity":"medium","cvss":6.5,"epss":0.00267,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oracle","self-hosted","siebel-crm","vendor"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-10-20T22:20:46+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T03:49:29+00:00","updated_at":"2026-10-25T12:38:52+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T03:49:29Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Oracle Siebel CRM End User: Open UI flaw exposes and alters some data","impact":"medium","summary":"Oracle Siebel CRM End User has a flaw in its Open UI component that lets an unauthenticated attacker reach it over HTTP. A successful attack can read a subset of accessible data and update, insert or delete some of it.","category":"vendor","nicknames":[],"who_cares":["siebel-crm","oracle","self-hosted"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads some CRM data and alters or deletes some records","analyst_note":"Find Oracle's Siebel CRM security advisory or patch for versions 17.0-26.9 to confirm the fixed version and any configuration that limits exposure.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Organizations running Oracle Siebel CRM End User in the affected version range 17.0 through 26.9, reachable over HTTP from the network. The sources do not say which deployment configurations are affected, so whether a given instance is exposed is unknown.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000568,"input_tokens":3487,"output_tokens":439,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-26.9':87C '-91432':16A,19A '/av':157C '17.0':86C '3.1':145C,156C '6.5':148C 'access':58B,96C,118C,126C,133C,142C 'affect':84C 'allow':91C 'alter':11A 'attack':45B,52B,93C,106C 'base':146C 'compon':40B,77C 'compromis':100C 'confidenti':149C 'crm':3A,26B,30B,69C,76C,102C,123C,139C 'cve':14A,17A 'cvss':144C,153C,155C 'data':13A,59B,127C,143C 'delet':64B,117C 'easili':88C 'end':4A,31B,70C,103C,124C,140C 'exploit':89C 'expos':9A 'flaw':8A,35B 'host':23B 'http':49B,98C 'impact':152C 'insert':62B,115C 'integr':151C 'l/a':164C 'l/i':163C 'l/pr':159C 'let':42B 'n':165C 'n/ac':158C 'n/s':161C 'n/ui':160C 'network':95C 'open':6A,38B,78C 'oracl':1A,20B,28B,74C 'product':72C 'reach':46B 'read':54B,132C 'result':111C 'score':147C 'self':22B 'self-host':21B 'siebel':2A,25B,29B,68C,75C,101C,122C,138C 'siebel-crm':24B 'subset':56B,136C 'success':51B,105C 'support':80C 'u/c':162C 'ui':7A,39B,79C 'unauthent':44B,92C 'unauthor':113C,131C 'updat':61B,114C 'user':5A,32B,71C,104C,125C,141C 'vector':154C 'vendor':27B 'version':81C 'via':97C 'vulner':65C,90C,109C 'well':129C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle Siebel CRM End User in the affected version range 17.0 through 26.9, reachable over HTTP from the network. The sources do not say which deployment configurations are affected, so whether a given instance is exposed is unknown.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:46+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91432","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91432","severity":null,"published_at":"2026-10-20T22:20:46+00:00","modified_at":"2026-10-23T21:17:27+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-2026-91432","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91432","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"}