{"id":"CVE-2026-91497","kind":"vulnerability","aliases":["CVE-2026-91497"],"related":[],"title":"Oracle PeopleSoft PeopleTools: unauthenticated HTTP flaw allows limited data changes","description":"Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Updates Environment Mgmt).  Supported versions that are affected are 8.61-8.63. Easily exploitable 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 5.3 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).","summary":"Oracle PeopleSoft Enterprise PeopleTools versions 8.61 through 8.63 contain a flaw in the Updates Environment Management component. A network attacker can send HTTP requests without logging in and make unauthorized update, insert or delete changes to some accessible data.","severity":"medium","cvss":5.3,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oracle","other","peoplesoft","peopletools","self-hosted"],"not_affected_if":["unsupported-version"],"how_to_check":"- Confirm the PeopleTools release in use: unknown\n- Check whether PeopleTools is at 8.61, 8.62 or 8.63 in the Oracle patch records: unknown","fix":"- Apply the Oracle Critical Patch Update fix for PeopleSoft PeopleTools 8.61 to 8.63: unknown\n- Restrict HTTP access to the PeopleSoft web tier until patched: unknown","status":"open","published_at":"2026-10-20T22:20:54+00:00","first_seen_at":"2026-10-23T21:57:27+00:00","triaged_at":"2026-10-25T04:22:31+00:00","updated_at":"2026-10-25T04:22:31+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-25T04:22:31Z","model":"claude-haiku-5-5","output":{"fix":"- Apply the Oracle Critical Patch Update fix for PeopleSoft PeopleTools 8.61 to 8.63: unknown\n- Restrict HTTP access to the PeopleSoft web tier until patched: unknown","reach":"internet","title":"Oracle PeopleSoft PeopleTools: unauthenticated HTTP flaw allows limited data changes","impact":"low","summary":"Oracle PeopleSoft Enterprise PeopleTools versions 8.61 through 8.63 contain a flaw in the Updates Environment Management component. A network attacker can send HTTP requests without logging in and make unauthorized update, insert or delete changes to some accessible data.","category":"other","nicknames":[],"who_cares":["peoplesoft","oracle","peopletools","self-hosted"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthorized changes to some PeopleSoft data over HTTP","analyst_note":"Find Oracle's advisory for CVE-2026-91497 to confirm the fixed patch and whether the Updates Environment Management component is exposed by default.","how_to_check":"- Confirm the PeopleTools release in use: unknown\n- Check whether PeopleTools is at 8.61, 8.62 or 8.63 in the Oracle patch records: unknown","needs_analyst":true,"not_affected_if":["unsupported-version"],"who_is_affected":"Organizations running Oracle PeopleSoft Enterprise PeopleTools 8.61 through 8.63 with the web tier reachable over the network. The sources do not say which configurations expose the Updates Environment Management component, so the exposed surface is unknown. Teams on other PeopleTools releases are not named as affected.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000668,"input_tokens":3496,"output_tokens":637,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-8.63':84C '-91497':13A,16A '/av':134C '3.1':124C,133C '5.3':127C '8.61':29B,83C '8.63':31B 'access':61B,93C,114C,121C 'affect':81C 'allow':7A,88C 'attack':43B,90C,102C 'base':125C 'chang':10A,58B 'compon':40B,73C 'compromis':97C 'contain':32B 'cve':11A,14A 'cvss':123C,130C,132C 'data':9A,62B,122C 'delet':57B,113C 'easili':85C 'enterpris':26B,67C,99C,119C 'environ':38B,75C 'exploit':86C 'flaw':6A,34B 'host':23B 'http':5A,46B,95C 'impact':129C 'insert':55B,111C 'integr':128C 'l/a':141C 'l/pr':136C 'limit':8A 'log':49B 'make':52B 'manag':39B 'mgmt':76C 'n':142C 'n/ac':135C 'n/i':140C 'n/s':138C 'n/ui':137C 'network':42B,92C 'oracl':1A,17B,24B,71C 'peoplesoft':2A,19B,25B,66C,72C,98C,118C 'peopletool':3A,20B,27B,68C,100C,120C 'product':69C 'request':47B 'result':107C 'score':126C 'self':22B 'self-host':21B 'send':45B 'success':101C 'support':77C 'u/c':139C 'unauthent':4A,89C 'unauthor':53B,109C 'updat':37B,54B,74C,110C 'vector':131C 'version':28B,78C 'via':94C 'vulner':63C,87C,105C 'without':48B","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle PeopleSoft Enterprise PeopleTools 8.61 through 8.63 with the web tier reachable over the network. The sources do not say which configurations expose the Updates Environment Management component, so the exposed surface is unknown. Teams on other PeopleTools releases are not named as affected.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:20:54+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/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-2026-91497","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91497","severity":null,"published_at":"2026-10-20T22:20:54+00:00","modified_at":"2026-10-22T19:18:05+00:00","first_seen_at":"2026-10-23T21:57:27+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"}