{"id":"CVE-2026-91226","kind":"vulnerability","aliases":["CVE-2026-91226"],"related":[],"title":"Oracle SOA Suite Fabric Layer flaw lets low-privileged users take over","description":"Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: Fabric Layer).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.0.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle SOA Suite.  Successful attacks of this vulnerability can result in takeover of Oracle SOA Suite. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).","summary":"A flaw in the Fabric Layer component of Oracle SOA Suite, part of Oracle Fusion Middleware, can be exploited over HTTP by an attacker holding a low-privileged account. Successful exploitation can lead to full takeover of the SOA Suite instance, with high confidentiality, integrity and availability impact.","severity":"high","cvss":7.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oracle-fusion-middleware","oracle-soa-suite","runtime","self-hosted"],"not_affected_if":["other-versions"],"how_to_check":"- Check the installed SOA Suite version against the affected versions `12.2.1.4.0` and `14.1.2.0.0`\n- Confirm whether the SOA Suite HTTP endpoints are reachable from untrusted networks: unknown","fix":"- Apply the Oracle Critical Patch Update fix for Oracle SOA Suite (Fabric Layer) for your release line; the exact patch identifier is unknown from the sources","status":"open","published_at":"2026-10-20T22:20:23+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","triaged_at":"2026-10-25T03:18:42+00:00","updated_at":"2026-10-25T03:18:42+00:00","category":"runtime","confidence":0.6,"triage":{"at":"2026-10-25T03:18:42Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Critical Patch Update fix for Oracle SOA Suite (Fabric Layer) for your release line; the exact patch identifier is unknown from the sources","reach":"network","title":"Oracle SOA Suite Fabric Layer flaw lets low-privileged users take over","impact":"high","summary":"A flaw in the Fabric Layer component of Oracle SOA Suite, part of Oracle Fusion Middleware, can be exploited over HTTP by an attacker holding a low-privileged account. Successful exploitation can lead to full takeover of the SOA Suite instance, with high confidentiality, integrity and availability impact.","category":"runtime","nicknames":[],"who_cares":["oracle-soa-suite","oracle-fusion-middleware","self-hosted"],"confidence":0.6,"needs_auth":"yes","worst_case":"attacker takes over the SOA Suite instance entirely","analyst_note":"Find the Oracle Critical Patch Update advisory for CVE-2026-91226 to get the patch identifier and any configuration conditions.","how_to_check":"- Check the installed SOA Suite version against the affected versions `12.2.1.4.0` and `14.1.2.0.0`\n- Confirm whether the SOA Suite HTTP endpoints are reachable from untrusted networks: unknown","needs_analyst":true,"not_affected_if":["other-versions"],"who_is_affected":"Teams running Oracle SOA Suite 12.2.1.4.0 or 14.1.2.0.0 from Oracle Fusion Middleware with HTTP access reachable by low-privileged users. The sources do not describe further configuration conditions beyond the stated attack complexity and privilege requirement. Teams not running these SOA Suite versions can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000674,"input_tokens":3469,"output_tokens":654,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-91226':15A,18A '/av':148C '12.2.1.4.0':100C '14.1.2.0.0':102C '3.1':135C,147C '7.5':138C 'access':113C 'account':60B 'affect':98C 'allow':107C 'attack':54B,110C,122C 'avail':78B,142C 'base':136C 'compon':37B,91C 'compromis':117C 'confidenti':75B,139C 'cve':13A,16A 'cvss':134C,144C,146C 'difficult':103C 'exploit':49B,62B,105C 'fabric':4A,35B,92C 'flaw':6A,32B 'full':66B 'fusion':21B,45B,89C 'h':156C 'h/a':155C 'h/i':154C 'h/pr':150C 'high':74B 'hold':55B 'host':30B 'http':51B,115C 'impact':79B,143C 'instanc':72B 'integr':76B,140C 'l/ui':151C 'layer':5A,36B,93C 'lead':64B 'let':7A 'low':9A,58B,108C 'low-privileg':8A,57B 'middlewar':22B,46B,90C 'n/ac':149C 'n/s':152C 'network':112C 'oracl':1A,20B,24B,39B,44B,83C,88C,118C,131C 'oracle-fusion-middlewar':19B 'oracle-soa-suit':23B 'part':42B 'privileg':10A,59B,109C 'product':86C 'result':127C 'runtim':27B 'score':137C 'self':29B 'self-host':28B 'soa':2A,25B,40B,70B,84C,119C,132C 'success':61B,121C 'suit':3A,26B,41B,71B,85C,120C,133C 'support':94C 'take':12A 'takeov':67B,129C 'u/c':153C 'user':11A 'vector':145C 'version':95C 'via':114C 'vulner':80C,106C,125C","nicknames":[],"mitigations":[],"who_affected":"Teams running Oracle SOA Suite 12.2.1.4.0 or 14.1.2.0.0 from Oracle Fusion Middleware with HTTP access reachable by low-privileged users. The sources do not describe further configuration conditions beyond the stated attack complexity and privilege requirement. Teams not running these SOA Suite versions can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:23+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91226","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91226","severity":null,"published_at":"2026-10-20T22:20:23+00:00","modified_at":"2026-10-21T18:44:40+00:00","first_seen_at":"2026-10-23T21:57:26+00:00","fetched_at":"2026-10-23T22:29:00+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"}