{"id":"CVE-2026-101606","kind":"vulnerability","aliases":["CVE-2026-101606"],"related":[],"title":"Oracle Billing and Revenue Management: unauthenticated network flaw exposes readable and writable data","description":"Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (component: BRM Server).  Supported versions that are affected are 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and  15.2.0.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Communications Billing and Revenue Management.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Communications Billing and Revenue Management accessible data as well as  unauthorized read access to a subset of Oracle Communications Billing and Revenue Management 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 Communications Billing and Revenue Management (BRM Server) versions 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0 contain a flaw reachable over TLS without an account. An attacker can read a subset of accessible data and update, insert or delete some of it.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["billing","brm-server","oracle-communications","vendor"],"not_affected_if":["unknown"],"how_to_check":"- Check the installed BRM Server version against `15.0.0.0.0`, `15.0.1.0.0`, `15.1.0.0.0` and `15.2.0.0.0`\n- unknown for other checks; the sources do not say","fix":"- Move Oracle Communications BRM Server to a patched release listed in Oracle's Critical Patch Update advisory (version unknown from sources)\n- unknown for configuration changes; the sources do not say","status":"open","published_at":"2026-10-20T22:18:14+00:00","first_seen_at":"2026-10-23T21:57:22+00:00","triaged_at":"2026-10-25T03:55:12+00:00","updated_at":"2026-10-25T03:55:12+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T03:55:12Z","model":"claude-haiku-5-5","output":{"fix":"- Move Oracle Communications BRM Server to a patched release listed in Oracle's Critical Patch Update advisory (version unknown from sources)\n- unknown for configuration changes; the sources do not say","reach":"network","title":"Oracle Billing and Revenue Management: unauthenticated network flaw exposes readable and writable data","impact":"medium","summary":"Oracle Communications Billing and Revenue Management (BRM Server) versions 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0 contain a flaw reachable over TLS without an account. An attacker can read a subset of accessible data and update, insert or delete some of it.","category":"vendor","nicknames":[],"who_cares":["oracle-communications","billing","brm-server"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads and alters some billing data without logging in","analyst_note":"Find the patched BRM Server versions and Oracle CPU advisory in the Oracle security alerts page referenced by NVD for CVE-2026-101606.","how_to_check":"- Check the installed BRM Server version against `15.0.0.0.0`, `15.0.1.0.0`, `15.1.0.0.0` and `15.2.0.0.0`\n- unknown for other checks; the sources do not say","needs_analyst":true,"not_affected_if":["unknown"],"who_is_affected":"Teams running Oracle Communications Billing and Revenue Management BRM Server in the affected versions, where network clients reach the server over TLS. The sources do not say which deployment setups narrow exposure, so treat any reachable BRM Server as in scope.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000665,"input_tokens":3548,"output_tokens":621,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-101606':16A,19A '-2026':15A,18A '/av':167C '15.0.0.0.0':37B,87C '15.0.1.0.0':38B,88C '15.1.0.0.0':39B,89C '15.2.0.0.0':41B,91C '3.1':155C,166C '6.5':158C 'access':58B,100C,124C,134C,141C,152C 'account':50B 'affect':85C 'allow':95C 'attack':52B,97C,112C 'base':156C 'bill':2A,20B,30B,70C,107C,130C,148C 'brm':22B,34B,79C 'brm-server':21B 'communic':26B,29B,69C,77C,106C,129C,147C 'compon':78C 'compromis':104C 'confidenti':159C 'contain':42B 'cve':14A,17A 'cvss':154C,163C,165C 'data':13A,59B,135C,153C 'delet':64B,123C 'easili':92C 'exploit':93C 'expos':9A 'flaw':8A,44B 'impact':162C 'insert':62B,121C 'integr':161C 'l/a':174C 'l/i':173C 'l/pr':169C 'manag':5A,33B,73C,110C,133C,151C 'n':175C 'n/ac':168C 'n/s':171C 'n/ui':170C 'network':7A,99C 'oracl':1A,25B,28B,68C,76C,105C,128C,146C 'oracle-commun':24B 'product':74C 'reachabl':45B 'read':54B,140C 'readabl':10A 'result':117C 'revenu':4A,32B,72C,109C,132C,150C 'score':157C 'server':23B,35B,80C 'subset':56B,144C 'success':111C 'support':81C 'tls':47B,102C 'u/c':172C 'unauthent':6A,96C 'unauthor':119C,139C 'updat':61B,120C 'vector':164C 'vendor':27B 'version':36B,82C 'via':101C 'vulner':65C,94C,115C 'well':137C 'without':48B 'writabl':12A","nicknames":[],"mitigations":[],"who_affected":"Teams running Oracle Communications Billing and Revenue Management BRM Server in the affected versions, where network clients reach the server over TLS. The sources do not say which deployment setups narrow exposure, so treat any reachable BRM Server as in scope.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:14+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-2026-101606","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-101606","severity":null,"published_at":"2026-10-20T22:18:14+00:00","modified_at":"2026-10-21T18:43:53+00:00","first_seen_at":"2026-10-23T21:57:22+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"}