{"id":"CVE-2026-87342","kind":"vulnerability","aliases":["CVE-2026-87342"],"related":[],"title":"Oracle PeopleSoft PeopleTools: unauthenticated flaw exposes and alters critical data","description":"Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Security).  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 access to critical data or complete access to all PeopleSoft Enterprise PeopleTools accessible data as well as  unauthorized update, insert or delete access to some of PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N).","summary":"Oracle PeopleSoft Enterprise PeopleTools versions 8.61 to 8.63 contain a flaw in the Security component that an unauthenticated remote attacker can reach over HTTP. Successful exploitation gives read access to critical data and limited ability to update, insert or delete some data.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["erp","oracle","peoplesoft","self-hosted","vendor"],"not_affected_if":["unsupported-version"],"how_to_check":"- Check the installed PeopleTools release in the PeopleSoft environment (version `8.61` to `8.63` is affected per the sources)\n- unknown for further detail on specific paths or settings","fix":"- Apply the Oracle Critical Patch Update fix for PeopleSoft PeopleTools 8.61 to 8.63 (exact patch identifiers: unknown)\n- unknown for any interim configuration workaround","status":"open","published_at":"2026-10-20T22:20:11+00:00","first_seen_at":"2026-10-23T21:57:25+00:00","triaged_at":"2026-10-25T03:51:24+00:00","updated_at":"2026-10-25T03:51:24+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T03:51:24Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Critical Patch Update fix for PeopleSoft PeopleTools 8.61 to 8.63 (exact patch identifiers: unknown)\n- unknown for any interim configuration workaround","reach":"internet","title":"Oracle PeopleSoft PeopleTools: unauthenticated flaw exposes and alters critical data","impact":"medium","summary":"Oracle PeopleSoft Enterprise PeopleTools versions 8.61 to 8.63 contain a flaw in the Security component that an unauthenticated remote attacker can reach over HTTP. Successful exploitation gives read access to critical data and limited ability to update, insert or delete some data.","category":"vendor","nicknames":[],"who_cares":["peoplesoft","oracle","erp","self-hosted"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads critical data and modifies some records over HTTP","analyst_note":"Check Oracle's Security Alert or CPU advisory for the exact patch versions and any workaround; the NVD entry alone does not name them.","how_to_check":"- Check the installed PeopleTools release in the PeopleSoft environment (version `8.61` to `8.63` is affected per the sources)\n- unknown for further detail on specific paths or settings","needs_analyst":true,"not_affected_if":["unsupported-version"],"who_is_affected":"Organizations running Oracle PeopleSoft Enterprise PeopleTools 8.61 through 8.63 with HTTP-accessible web tier. The sources do not say which configurations or modules are exposed, so whether a given deployment is reachable is unknown.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000659,"input_tokens":3533,"output_tokens":611,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-8.63':85C '-87342':13A,16A '/av':156C '3.1':144C,155C '6.5':147C '8.61':29B,84C '8.63':31B 'abil':58B 'access':52B,95C,112C,118C,124C,134C,141C 'affect':82C 'allow':90C 'alter':8A 'attack':43B,92C,104C 'base':145C 'complet':117C 'compon':38B,76C 'compromis':99C 'confidenti':148C 'contain':32B 'critic':9A,54B,114C 'cve':11A,14A 'cvss':143C,152C,154C 'data':10A,55B,65B,115C,125C,142C 'delet':63B,133C 'difficult':86C 'enterpris':26B,70C,101C,122C,139C 'erp':17B 'exploit':49B,88C 'expos':6A 'flaw':5A,34B 'give':50B 'h/i':162C 'h/pr':158C 'host':22B 'http':47B,97C 'impact':151C 'insert':61B,131C 'integr':150C 'l/a':163C 'limit':57B 'n':164C 'n/ac':157C 'n/s':160C 'n/ui':159C 'network':94C 'oracl':1A,18B,24B,74C 'peoplesoft':2A,19B,25B,69C,75C,100C,121C,138C 'peopletool':3A,27B,71C,102C,123C,140C 'product':72C 'reach':45B 'read':51B 'remot':42B 'result':109C 'score':146C 'secur':37B,77C 'self':21B 'self-host':20B 'success':48B,103C 'support':78C 'u/c':161C 'unauthent':4A,41B,91C 'unauthor':111C,129C 'updat':60B,130C 'vector':153C 'vendor':23B 'version':28B,79C 'via':96C 'vulner':66C,89C,107C 'well':127C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle PeopleSoft Enterprise PeopleTools 8.61 through 8.63 with HTTP-accessible web tier. The sources do not say which configurations or modules are exposed, so whether a given deployment is reachable is unknown.","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:H/I:L/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-87342","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87342","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"}