{"id":"CVE-2026-91363","kind":"vulnerability","aliases":["CVE-2026-91363"],"related":[],"title":"Oracle Siebel CRM Cloud: unauthenticated read of some CRM data","description":"Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager).  Supported versions that are affected are 22.3-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Cloud Applications.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 3.7 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).","summary":"Oracle Siebel CRM Cloud Applications, component Siebel Cloud Manager, has a flaw reachable over HTTP without credentials. A remote attacker can read a subset of data the CRM application can access, rated low with CVSS 3.7.","severity":"low","cvss":3.7,"epss":0.00258,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oracle","siebel-crm","vendor"],"not_affected_if":["not-using-siebel-crm"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-10-20T22:20:39+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T04:43:46+00:00","updated_at":"2026-10-25T12:38:52+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T04:43:46Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"Oracle Siebel CRM Cloud: unauthenticated read of some CRM data","impact":"low","summary":"Oracle Siebel CRM Cloud Applications, component Siebel Cloud Manager, has a flaw reachable over HTTP without credentials. A remote attacker can read a subset of data the CRM application can access, rated low with CVSS 3.7.","category":"vendor","nicknames":[],"who_cares":["siebel-crm","oracle"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads a subset of CRM application data","analyst_note":"Check the Oracle Critical Patch Update advisory and whether the cloud service was already patched, since the sources give no fix or version guidance.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["not-using-siebel-crm"],"who_is_affected":"Organisations running Oracle Siebel CRM Cloud Applications for supported versions 22.3 through 26.9. Oracle hosts this service, so the sources do not say which customer-side settings matter. Teams that do not use Siebel CRM can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.00057,"input_tokens":3483,"output_tokens":444,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-26.9':81C '-91363':13A,16A '/av':132C '22.3':80C '3.1':122C,131C '3.7':57B,125C 'access':52B,91C,110C,119C 'affect':78C 'allow':86C 'applic':26B,50B,64C,99C,118C 'attack':41B,88C,101C 'base':123C 'cloud':4A,25B,29B,63C,72C,98C,117C 'compon':27B,70C 'compromis':95C 'confidenti':126C 'credenti':38B 'crm':3A,9A,20B,24B,49B,62C,69C,97C,116C 'cve':11A,14A 'cvss':56B,121C,128C,130C 'data':10A,47B,120C 'difficult':82C 'exploit':84C 'flaw':33B 'h/pr':134C 'http':36B,93C 'impact':127C 'l/i':138C 'low':54B 'manag':30B,73C 'n':140C 'n/a':139C 'n/ac':133C 'n/s':136C 'n/ui':135C 'network':90C 'oracl':1A,17B,22B,67C 'product':65C 'rate':53B 'reachabl':34B 'read':6A,43B,109C 'remot':40B 'result':106C 'score':124C 'siebel':2A,19B,23B,28B,61C,68C,71C,96C,115C 'siebel-crm':18B 'subset':45B,113C 'success':100C 'support':74C 'u/c':137C 'unauthent':5A,87C 'unauthor':108C 'vector':129C 'vendor':21B 'version':75C 'via':92C 'vulner':58C,85C,104C 'without':37B","nicknames":[],"mitigations":[],"who_affected":"Organisations running Oracle Siebel CRM Cloud Applications for supported versions 22.3 through 26.9. Oracle hosts this service, so the sources do not say which customer-side settings matter. Teams that do not use Siebel CRM can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:39+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91363","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91363","severity":null,"published_at":"2026-10-20T22:20:39+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-2026-91363","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91363","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"}