{"id":"CVE-2026-101459","kind":"vulnerability","aliases":["CVE-2026-101459"],"related":[],"title":"Oracle Siebel CRM Deployment: low-privilege HTTP flaw exposes critical data","description":"Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure).  Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Deployment.  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Siebel CRM Deployment accessible data as well as  unauthorized access to critical data or complete access to all Siebel CRM Deployment accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 8.3 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L).","summary":"Oracle Siebel CRM Deployment's Server Infrastructure component has a flaw that lets a low-privileged user reach it over HTTP from the network. A successful attack can read, change or delete the CRM data the account can access, and can cause a partial denial of service.","severity":"high","cvss":8.3,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["enterprise-crm","http","oracle","siebel-crm","vendor"],"not_affected_if":["not-deployed","unsupported-version"],"how_to_check":"- Check the installed Siebel CRM Deployment version against the affected range 17.0-26.9 in the Oracle advisory\n- unknown for any other check, the sources do not say","fix":"- Apply the Oracle Siebel CRM patch for the affected release (version unknown in the sources)\n- Check the Oracle Critical Patch Update advisory for the fixed build","status":"open","published_at":"2026-10-20T22:17:54+00:00","first_seen_at":"2026-10-23T21:57:21+00:00","triaged_at":"2026-10-25T03:02:24+00:00","updated_at":"2026-10-25T03:02:24+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-25T03:02:24Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Siebel CRM patch for the affected release (version unknown in the sources)\n- Check the Oracle Critical Patch Update advisory for the fixed build","reach":"network","title":"Oracle Siebel CRM Deployment: low-privilege HTTP flaw exposes critical data","impact":"high","summary":"Oracle Siebel CRM Deployment's Server Infrastructure component has a flaw that lets a low-privileged user reach it over HTTP from the network. A successful attack can read, change or delete the CRM data the account can access, and can cause a partial denial of service.","category":"vendor","nicknames":[],"who_cares":["siebel-crm","oracle","enterprise-crm","http"],"confidence":0.7,"needs_auth":"yes","worst_case":"Attacker reads, changes or deletes CRM data and partially disrupts service","analyst_note":"Find Oracle's CPU advisory for CVE-2026-101459 to get the fixed patch version and any required configuration, since the sources give only the affected range.","how_to_check":"- Check the installed Siebel CRM Deployment version against the affected range 17.0-26.9 in the Oracle advisory\n- unknown for any other check, the sources do not say","needs_analyst":true,"not_affected_if":["unsupported-version","not-deployed"],"who_is_affected":"Organizations running Oracle Siebel CRM Deployment in the 17.0 to 26.9 supported versions with the Server Infrastructure component reachable over HTTP. Exposure depends on whether low-privileged users can reach the server, which the sources do not detail further; teams not running these versions can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000658,"input_tokens":3552,"output_tokens":606,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-101459':15A,18A '-2026':14A,17A '-26.9':97C '/av':187C '17.0':96C '3.1':174C,186C '8.3':177C 'abil':159C 'access':67B,107C,128C,137C,143C,149C,155C 'account':65B 'affect':94C 'allow':101C 'attack':55B,104C,116C 'avail':181C 'base':175C 'caus':70B,161C 'chang':58B 'complet':148C 'compon':35B,87C 'compromis':111C 'confidenti':178C 'creation':124C 'critic':11A,130C,145C 'crm':3A,21B,26B,30B,62B,80C,86C,113C,135C,153C,171C 'cve':13A,16A 'cvss':173C,183C,185C 'data':12A,63B,131C,138C,146C,156C 'delet':60B,125C 'denial':73B,164C 'deploy':4A,31B,81C,114C,136C,154C,172C 'dos':168C 'easili':98C 'enterpris':20B 'enterprise-crm':19B 'exploit':99C 'expos':10A 'flaw':9A,38B 'h/a':194C 'h/i':193C 'http':8A,22B,49B,109C 'impact':182C 'infrastructur':34B,89C 'integr':179C 'l':195C 'l/pr':189C 'l/ui':190C 'let':40B 'low':6A,43B,102C 'low-privileg':5A,42B 'modif':127C 'n/ac':188C 'n/s':191C 'network':52B,106C 'oracl':1A,23B,28B,84C 'partial':72B,163C,167C 'privileg':7A,44B,103C 'product':82C 'reach':46B 'read':57B 'result':121C 'score':176C 'server':33B,88C 'servic':75B,166C 'siebel':2A,25B,29B,79C,85C,112C,134C,152C,170C 'siebel-crm':24B 'success':54B,115C 'support':90C 'u/c':192C 'unauthor':123C,142C,158C 'user':45B 'vector':184C 'vendor':27B 'version':91C 'via':108C 'vulner':76C,100C,119C 'well':140C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle Siebel CRM Deployment in the 17.0 to 26.9 supported versions with the Server Infrastructure component reachable over HTTP. Exposure depends on whether low-privileged users can reach the server, which the sources do not detail further; teams not running these versions can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:17:54+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-101459","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-101459","severity":null,"published_at":"2026-10-20T22:17:54+00:00","modified_at":"2026-10-21T14:29:49+00:00","first_seen_at":"2026-10-23T21:57:21+00:00","fetched_at":"2026-10-23T22:28:58+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"}