{"id":"CVE-2026-101374","kind":"vulnerability","aliases":["CVE-2026-101374"],"related":[],"title":"Oracle REST Data Services: unauthenticated write access to data over HTTP","description":"Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service).  Supported versions that are affected are 24.2.0-26.1.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle REST Data Services.  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Oracle REST Data Services accessible data. CVSS 3.1 Base Score 5.9 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).","summary":"Oracle REST Data Services has a flaw in its Backend-as-a-Service component that a remote attacker can reach over HTTP without logging in. A successful attack can create, change or delete data that the service can access.","severity":"medium","cvss":5.9,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oracle-database","oracle-rest-data-services","runtime","self-hosted"],"not_affected_if":["unknown"],"how_to_check":"- Check the installed Oracle REST Data Services version against the affected range `24.2.0` through `26.1.0`\n- Confirm whether the Backend-as-a-Service component is enabled on the deployment, which the sources do not specify","fix":"- Move to a fixed Oracle REST Data Services release from Oracle's advisory; the fixed version is unknown from the sources","status":"open","published_at":"2026-10-20T22:17:44+00:00","first_seen_at":"2026-10-23T21:57:21+00:00","triaged_at":"2026-10-25T04:08:39+00:00","updated_at":"2026-10-25T04:08:39+00:00","category":"runtime","confidence":0.6,"triage":{"at":"2026-10-25T04:08:39Z","model":"claude-haiku-5-5","output":{"fix":"- Move to a fixed Oracle REST Data Services release from Oracle's advisory; the fixed version is unknown from the sources","reach":"internet","title":"Oracle REST Data Services: unauthenticated write access to data over HTTP","impact":"medium","summary":"Oracle REST Data Services has a flaw in its Backend-as-a-Service component that a remote attacker can reach over HTTP without logging in. A successful attack can create, change or delete data that the service can access.","category":"runtime","nicknames":[],"who_cares":["oracle-rest-data-services","self-hosted","oracle-database"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthenticated attacker modifies or deletes accessible data over HTTP","analyst_note":"Find the Oracle security alert for this CVE to confirm the fixed version and whether Backend-as-a-Service is enabled by default.","how_to_check":"- Check the installed Oracle REST Data Services version against the affected range `24.2.0` through `26.1.0`\n- Confirm whether the Backend-as-a-Service component is enabled on the deployment, which the sources do not specify","needs_analyst":true,"not_affected_if":["unknown"],"who_is_affected":"Deployments of Oracle REST Data Services in the affected version range that are reachable over HTTP from the network. The sources do not say which configurations expose the Backend-as-a-Service component, so whether a given install is exposed is unknown.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000616,"input_tokens":3449,"output_tokens":543,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-101374':14A,17A '-2026':13A,16A '/av':144C '24.2.0':88C '26.1.0':89C '3.1':134C,143C '5.9':137C 'access':7A,69B,99C,121C,131C 'affect':86C 'allow':94C 'attack':48B,58B,96C,109C 'backend':40B,78C 'backend-as-a-servic':39B,77C 'base':135C 'chang':61B 'compon':44B,76C 'compromis':103C 'creat':60B 'creation':117C 'critic':123C 'cve':12A,15A 'cvss':133C,140C,142C 'data':3A,9A,24B,32B,64B,74C,106C,124C,129C,132C 'databas':20B 'delet':63B,118C 'difficult':90C 'exploit':92C 'flaw':36B 'h/a':151C 'h/pr':146C 'host':29B 'http':11A,52B,101C 'impact':139C 'integr':138C 'log':54B 'modif':120C 'n':152C 'n/ac':145C 'n/i':150C 'n/s':148C 'n/ui':147C 'network':98C 'oracl':1A,19B,22B,30B,72C,104C,127C 'oracle-databas':18B 'oracle-rest-data-servic':21B 'reach':50B 'remot':47B 'rest':2A,23B,31B,73C,105C,128C 'result':114C 'runtim':26B 'score':136C 'self':28B 'self-host':27B 'servic':4A,25B,33B,43B,67B,75C,81C,107C,130C 'success':57B,108C 'support':82C 'u/c':149C 'unauthent':5A,95C 'unauthor':116C 'vector':141C 'version':83C 'via':100C 'vulner':70C,93C,112C 'without':53B 'write':6A","nicknames":[],"mitigations":[],"who_affected":"Deployments of Oracle REST Data Services in the affected version range that are reachable over HTTP from the network. The sources do not say which configurations expose the Backend-as-a-Service component, so whether a given install is exposed is unknown.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:17:44+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-101374","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-101374","severity":null,"published_at":"2026-10-20T22:17:44+00:00","modified_at":"2026-10-21T19:16:48+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"}