{"id":"CVE-2026-91370","kind":"vulnerability","aliases":["CVE-2026-91370"],"related":[],"title":"Oracle Siebel CRM Cloud: unauthenticated read of a subset of 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 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 5.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).","summary":"Siebel CRM Cloud Applications, in the Siebel Cloud Manager component, has a flaw that lets an unauthenticated remote attacker send HTTP requests and read a subset of accessible data. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N, so the impact is confidentiality only.","severity":"medium","cvss":5.3,"epss":0.00316,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["cloud","oracle","siebel-crm","vendor"],"not_affected_if":["not-using-siebel-crm-cloud"],"how_to_check":"- Check whether your organization uses Oracle Siebel CRM Cloud Applications in the affected range 22.3 to 26.9, as reported in the NVD entry\n- unknown for how to verify your specific tenant version from the sources","fix":"- Apply the patch or update Oracle publishes for Siebel CRM Cloud Applications (version to move to: unknown)\n- Follow the Oracle Critical Patch Update advisory linked from the NVD entry (unknown in these sources)","status":"open","published_at":"2026-10-20T22:20:39+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T04:22:45+00:00","updated_at":"2026-10-25T12:38:52+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T04:22:45Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the patch or update Oracle publishes for Siebel CRM Cloud Applications (version to move to: unknown)\n- Follow the Oracle Critical Patch Update advisory linked from the NVD entry (unknown in these sources)","reach":"internet","title":"Oracle Siebel CRM Cloud: unauthenticated read of a subset of data","impact":"low","summary":"Siebel CRM Cloud Applications, in the Siebel Cloud Manager component, has a flaw that lets an unauthenticated remote attacker send HTTP requests and read a subset of accessible data. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N, so the impact is confidentiality only.","category":"vendor","nicknames":[],"who_cares":["siebel-crm","oracle","cloud"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthenticated attacker reads a subset of CRM data","analyst_note":"Confirm the fixed version and patch link from Oracle's Critical Patch Update advisory for Siebel CRM Cloud Applications.","how_to_check":"- Check whether your organization uses Oracle Siebel CRM Cloud Applications in the affected range 22.3 to 26.9, as reported in the NVD entry\n- unknown for how to verify your specific tenant version from the sources","needs_analyst":true,"not_affected_if":["not-using-siebel-crm-cloud"],"who_is_affected":"Organizations running Siebel CRM Cloud Applications in the versions 22.3 through 26.9 that Oracle lists as affected. The sources do not say which deployment configurations are exposed beyond the network-reachable HTTP interface, so unknown. Teams not using Siebel CRM Cloud can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000685,"input_tokens":3483,"output_tokens":674,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':13A,16A '-26.9':95C '-91370':14A,17A '/av':145C '22.3':94C '3.1':55B,135C,144C '5.3':138C 'access':51B,104C,123C,132C 'affect':92C 'allow':99C 'applic':27B,78C,112C,131C 'attack':42B,101C,114C 'av':58B 'base':136C 'cloud':4A,18B,26B,31B,77C,86C,111C,130C 'compon':33B,84C 'compromis':108C 'confidenti':71B,139C 'crm':3A,22B,25B,76C,83C,110C,129C 'cve':12A,15A 'cvss':54B,134C,141C,143C 'data':11A,52B,133C 'easili':96C 'exploit':97C 'flaw':36B 'http':44B,106C 'impact':69B,140C 'l/i':64B,151C 'l/pr':60B,147C 'let':38B 'manag':32B,87C 'n':66B,153C 'n/a':65B,152C 'n/ac':59B,146C 'n/s':62B,149C 'n/ui':61B,148C 'network':103C 'oracl':1A,19B,81C 'product':79C 'read':6A,47B,122C 'remot':41B 'request':45B 'result':119C 'score':137C 'send':43B 'siebel':2A,21B,24B,30B,75C,82C,85C,109C,128C 'siebel-crm':20B 'subset':9A,49B,126C 'success':113C 'support':88C 'u/c':63B,150C 'unauthent':5A,40B,100C 'unauthor':121C 'vector':56B,142C 'vendor':23B 'version':89C 'via':105C 'vulner':72C,98C,117C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Siebel CRM Cloud Applications in the versions 22.3 through 26.9 that Oracle lists as affected. The sources do not say which deployment configurations are exposed beyond the network-reachable HTTP interface, so unknown. Teams not using Siebel CRM Cloud 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:L/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-2026-91370","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91370","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-2026-91370","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-91370","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"}