{"id":"CVE-2026-91367","kind":"vulnerability","aliases":["CVE-2026-91367"],"related":[],"title":"Oracle Siebel CRM Cloud: low-privilege infrastructure logon exposes critical 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. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Siebel CRM Cloud Applications executes to compromise Siebel CRM Cloud Applications.  While the vulnerability is in Siebel CRM Cloud Applications, attacks may significantly impact additional products (scope change).  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).","summary":"Oracle Siebel CRM Cloud Applications, component Siebel Cloud Manager, has a flaw in versions 22.3 through 26.9. An attacker with a low-privilege logon to the infrastructure where the application runs can gain unauthorized access to critical data in the application.","severity":"medium","cvss":6.5,"epss":0.00133,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["cloud","oracle","siebel-crm","vendor"],"not_affected_if":[],"how_to_check":"- unknown","fix":"- unknown","status":"open","published_at":"2026-10-20T22:20:39+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T03:50:53+00:00","updated_at":"2026-10-25T12:38:52+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T03:50:53Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"local","title":"Oracle Siebel CRM Cloud: low-privilege infrastructure logon exposes critical data","impact":"medium","summary":"Oracle Siebel CRM Cloud Applications, component Siebel Cloud Manager, has a flaw in versions 22.3 through 26.9. An attacker with a low-privilege logon to the infrastructure where the application runs can gain unauthorized access to critical data in the application.","category":"vendor","nicknames":[],"who_cares":["siebel-crm","oracle","cloud"],"confidence":0.6,"needs_auth":"yes","worst_case":"Unauthorized read access to critical CRM data","analyst_note":"Find Oracle's Critical Patch Update advisory for CVE-2026-91367 to confirm fixed versions and remediation steps; the NVD entry alone gives no fix or check.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Organizations running Oracle Siebel CRM Cloud Applications in the affected version range 22.3 to 26.9, where an account with low privileges can log on to the infrastructure the application runs on. The sources do not say which deployment setups are exposed or which patch Oracle has issued, so teams on other Siebel versions or with no shared infrastructure access should check the Oracle advisory before ruling themselves out.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000614,"input_tokens":3546,"output_tokens":519,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-26.9':90C '-91367':15A,18A '/av':167C '22.3':39B,89C '26.9':41B '3.1':157C,166C '6.5':160C 'access':60B,141C,147C,154C 'addit':128C 'affect':87C 'allow':94C 'applic':29B,55B,66B,73C,107C,114C,123C,153C 'attack':43B,97C,124C,133C 'base':158C 'c/c':172C 'chang':131C 'cloud':4A,19B,28B,32B,72C,81C,106C,113C,122C,152C 'complet':146C 'compon':30B,79C 'compromis':110C 'confidenti':161C 'critic':11A,62B,143C 'crm':3A,23B,27B,71C,78C,105C,112C,121C,151C 'cve':13A,16A 'cvss':156C,163C,165C 'data':12A,63B,144C,155C 'easili':91C 'execut':108C 'exploit':92C 'expos':10A 'flaw':36B 'gain':58B 'h/i':173C 'impact':127C,162C 'infrastructur':8A,52B,102C 'l/ac':168C 'l/pr':169C 'l/ui':170C 'logon':9A,49B,99C 'low':6A,47B,95C 'low-privileg':5A,46B 'manag':33B,82C 'may':125C 'n':175C 'n/a':174C 'n/s':171C 'oracl':1A,20B,25B,76C 'privileg':7A,48B,96C 'product':74C,129C 'result':138C 'run':56B 'scope':130C 'score':159C 'siebel':2A,22B,26B,31B,70C,77C,80C,104C,111C,120C,150C 'siebel-crm':21B 'signific':126C 'success':132C 'support':83C 'unauthor':59B,140C 'vector':164C 'vendor':24B 'version':38B,84C 'vulner':67C,93C,117C,136C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle Siebel CRM Cloud Applications in the affected version range 22.3 to 26.9, where an account with low privileges can log on to the infrastructure the application runs on. The sources do not say which deployment setups are exposed or which patch Oracle has issued, so teams on other Siebel versions or with no shared infrastructure access should check the Oracle advisory before ruling themselves out.","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:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91367","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91367","severity":null,"published_at":"2026-10-20T22:20:39+00:00","modified_at":"2026-10-21T18:45:11+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-2026-91367","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91367","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"}