{"id":"CVE-2026-87340","kind":"vulnerability","aliases":["CVE-2026-87340"],"related":[],"title":"Oracle PeopleSoft PeopleTools Portal: unauthenticated flaw allows limited data changes","description":"Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Portal).  Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 3.7 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).","summary":"Oracle PeopleSoft Enterprise PeopleTools, in the Portal component, has a flaw that an unauthenticated attacker can reach over HTTP with difficulty. A successful attack can allow unauthorized update, insert or delete of some data the product can access.","severity":"low","cvss":3.7,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["enterprise-erp","oracle","peoplesoft","peopletools","vendor"],"not_affected_if":["unsupported-version"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-10-20T22:20:11+00:00","first_seen_at":"2026-10-23T21:57:25+00:00","triaged_at":"2026-10-25T04:43:53+00:00","updated_at":"2026-10-25T04:43:53+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T04:43:53Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Oracle PeopleSoft PeopleTools Portal: unauthenticated flaw allows limited data changes","impact":"medium","summary":"Oracle PeopleSoft Enterprise PeopleTools, in the Portal component, has a flaw that an unauthenticated attacker can reach over HTTP with difficulty. A successful attack can allow unauthorized update, insert or delete of some data the product can access.","category":"vendor","nicknames":[],"who_cares":["peoplesoft","peopletools","oracle","enterprise-erp"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthorized update, insert or delete of some accessible PeopleTools data","analyst_note":"Check the Oracle Critical Patch Update advisory for the fixed PeopleTools patch level and any workaround; the sources give no fix or check steps.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["unsupported-version"],"who_is_affected":"Sources say supported PeopleTools versions 8.61 through 8.63 are affected. Teams running PeopleSoft PeopleTools in those versions with the Portal exposed to network users should look at this. Teams on other versions or without a network-facing Portal can likely skip it, though the sources do not state this explicitly.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000597,"input_tokens":3485,"output_tokens":498,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-8.63':81C '-87340':13A,16A '/av':132C '3.1':122C,131C '3.7':125C '8.61':80C 'access':61B,91C,112C,119C 'affect':78C 'allow':7A,49B,86C 'attack':38B,47B,88C,100C 'base':123C 'chang':10A 'compon':31B,72C 'compromis':95C 'cve':11A,14A 'cvss':121C,128C,130C 'data':9A,57B,120C 'delet':54B,111C 'difficult':82C 'difficulti':44B 'enterpris':18B,26B,66C,97C,117C 'enterprise-erp':17B 'erp':19B 'exploit':84C 'flaw':6A,34B 'h/pr':134C 'http':42B,93C 'impact':127C 'insert':52B,109C 'integr':126C 'l/a':139C 'limit':8A 'n':140C 'n/ac':133C 'n/i':138C 'n/s':136C 'n/ui':135C 'network':90C 'oracl':1A,20B,24B,70C 'peoplesoft':2A,21B,25B,65C,71C,96C,116C 'peopletool':3A,22B,27B,67C,98C,118C 'portal':4A,30B,73C 'product':59B,68C 'reach':40B 'result':105C 'score':124C 'success':46B,99C 'support':74C 'u/c':137C 'unauthent':5A,37B,87C 'unauthor':50B,107C 'updat':51B,108C 'vector':129C 'vendor':23B 'version':75C 'via':92C 'vulner':62C,85C,103C","nicknames":[],"mitigations":[],"who_affected":"Sources say supported PeopleTools versions 8.61 through 8.63 are affected. Teams running PeopleSoft PeopleTools in those versions with the Portal exposed to network users should look at this. Teams on other versions or without a network-facing Portal can likely skip it, though the sources do not state this explicitly.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:11+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-87340","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87340","severity":null,"published_at":"2026-10-20T22:20:11+00:00","modified_at":"2026-10-21T18:44:19+00:00","first_seen_at":"2026-10-23T21:57:25+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"}