{"id":"CVE-2026-101522","kind":"vulnerability","aliases":["CVE-2026-101522"],"related":[],"title":"Oracle TimesTen In-Memory Database: low-privilege local user reads protected data","description":"Vulnerability in Oracle TimesTen In-Memory Database (component: TimesTen IMDB).  Supported versions that are affected are 22.1-22.1.1.43.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle TimesTen In-Memory Database executes to compromise Oracle TimesTen In-Memory Database.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle TimesTen In-Memory Database accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).","summary":"Oracle TimesTen In-Memory Database versions 22.1 through 22.1.1.43.0 contain a flaw in the TimesTen IMDB component. A local user with low privileges and a logon to the host can read data the database should protect.","severity":"medium","cvss":5.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["databases","oracle-timesten","package","self-hosted"],"not_affected_if":["no-untrusted-local-logon","other-versions"],"how_to_check":"- Run the TimesTen utility `ttVersion` on the database host and compare against `22.1.1.43.0`\n- Confirm whether untrusted local accounts have logon access to the host running TimesTen","fix":"- Move TimesTen to a release later than `22.1.1.43.0` per Oracle's Critical Patch Update for the relevant quarter\n- Restrict local logon on database hosts to administrators until patched","status":"open","published_at":"2026-10-20T22:18:01+00:00","first_seen_at":"2026-10-23T21:57:22+00:00","triaged_at":"2026-10-25T04:12:21+00:00","updated_at":"2026-10-25T04:12:21+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-25T04:12:21Z","model":"claude-haiku-5-5","output":{"fix":"- Move TimesTen to a release later than `22.1.1.43.0` per Oracle's Critical Patch Update for the relevant quarter\n- Restrict local logon on database hosts to administrators until patched","reach":"local","title":"Oracle TimesTen In-Memory Database: low-privilege local user reads protected data","impact":"medium","summary":"Oracle TimesTen In-Memory Database versions 22.1 through 22.1.1.43.0 contain a flaw in the TimesTen IMDB component. A local user with low privileges and a logon to the host can read data the database should protect.","category":"package","nicknames":[],"who_cares":["oracle-timesten","databases","self-hosted"],"confidence":0.7,"needs_auth":"yes","worst_case":"low-privilege local user reads sensitive database data","analyst_note":"","how_to_check":"- Run the TimesTen utility `ttVersion` on the database host and compare against `22.1.1.43.0`\n- Confirm whether untrusted local accounts have logon access to the host running TimesTen","needs_analyst":false,"not_affected_if":["no-untrusted-local-logon","other-versions"],"who_is_affected":"Teams running Oracle TimesTen In-Memory Database 22.1 through 22.1.1.43.0 on a host where other users can log on. The attack needs a local account on the infrastructure that runs TimesTen, not a remote network connection. Hosts where only the database service account and administrators can log on are lower risk.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000624,"input_tokens":3488,"output_tokens":551,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-101522':17A,20A '-2026':16A,19A '/av':150C '22.1':36B,83C '22.1.1.43.0':38B,84C '3.1':140C,149C '5.5':143C 'access':122C,128C,137C 'affect':81C 'allow':88C 'attack':91C,114C 'base':141C 'complet':127C 'compon':46B,74C 'compromis':106C 'confidenti':144C 'contain':39B 'critic':124C 'cve':15A,18A 'cvss':139C,146C,148C 'data':14A,61B,125C,138C 'databas':6A,21B,34B,63B,73C,103C,112C,136C 'easili':85C 'execut':104C 'exploit':86C 'flaw':41B 'h/i':156C 'host':28B,58B 'imdb':45B,76C 'impact':145C 'in-memori':3A,31B,70C,100C,109C,133C 'infrastructur':96C 'l/ac':151C 'l/pr':152C 'l/ui':153C 'local':10A,48B 'logon':55B,93C 'low':8A,51B,89C 'low-privileg':7A 'memori':5A,33B,72C,102C,111C,135C 'n':158C 'n/a':157C 'n/s':154C 'oracl':1A,23B,29B,68C,98C,107C,131C 'oracle-timesten':22B 'packag':25B 'privileg':9A,52B,90C 'protect':13A,65B 'read':12A,60B 'result':119C 'score':142C 'self':27B 'self-host':26B 'success':113C 'support':77C 'timesten':2A,24B,30B,44B,69C,75C,99C,108C,132C 'u/c':155C 'unauthor':121C 'user':11A,49B 'vector':147C 'version':35B,78C 'vulner':66C,87C,117C","nicknames":[],"mitigations":[],"who_affected":"Teams running Oracle TimesTen In-Memory Database 22.1 through 22.1.1.43.0 on a host where other users can log on. The attack needs a local account on the infrastructure that runs TimesTen, not a remote network connection. Hosts where only the database service account and administrators can log on are lower risk.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:01+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-101522","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-101522","severity":null,"published_at":"2026-10-20T22:18:01+00:00","modified_at":"2026-10-21T14:29:49+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"}