{"id":"CVE-2026-83391","kind":"vulnerability","aliases":["CVE-2026-83391"],"related":[],"title":"Oracle E-Business Suite HRMS: US Payroll Year End flaw allows data read and change","description":"Vulnerability in the Oracle HRMS (US) product of Oracle E-Business Suite (component: US Payroll Year End).  Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle HRMS (US).  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle HRMS (US), attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle HRMS (US) accessible data as well as  unauthorized read access to a subset of Oracle HRMS (US) accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).","summary":"A flaw in the US Payroll Year End component of Oracle HRMS (E-Business Suite) lets a low-privileged user with network access alter or delete some HRMS data and read a subset of it. Exploitation requires a person other than the attacker to interact with the system, and the scope change means other products may be affected.","severity":"medium","cvss":5.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oracle-ebs","oracle-hrms","package","payroll","self-hosted"],"not_affected_if":["unsupported-version-range"],"how_to_check":"- unknown","fix":"- unknown","status":"open","published_at":"2026-10-20T22:19:55+00:00","first_seen_at":"2026-10-23T21:57:25+00:00","triaged_at":"2026-10-25T04:16:04+00:00","updated_at":"2026-10-25T04:16:04+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-25T04:16:04Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"internet","title":"Oracle E-Business Suite HRMS: US Payroll Year End flaw allows data read and change","impact":"medium","summary":"A flaw in the US Payroll Year End component of Oracle HRMS (E-Business Suite) lets a low-privileged user with network access alter or delete some HRMS data and read a subset of it. Exploitation requires a person other than the attacker to interact with the system, and the scope change means other products may be affected.","category":"package","nicknames":[],"who_cares":["oracle-ebs","oracle-hrms","payroll","self-hosted"],"confidence":0.7,"needs_auth":"yes","worst_case":"Some HRMS payroll data read, inserted, updated or deleted by attacker","analyst_note":"Check Oracle's Critical Patch Update advisory for the patched E-Business Suite version and the exact fix patch for 12.2.3-12.2.15.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["unsupported-version-range"],"who_is_affected":"Organizations running Oracle E-Business Suite HRMS (US) in the affected 12.2.3 to 12.2.15 range, where users can reach the application over HTTP. Teams on other Oracle HRMS releases or without the US Payroll Year End component are not in the listed range.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000609,"input_tokens":3564,"output_tokens":505,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':18A,21A '-83391':19A,22A '/av':216C '12.2.15':119C '12.2.3':118C '3.1':204C,215C '5.4':207C 'access':58B,129C,179C,186C,193C,201C 'addit':162C 'affect':93B,116C 'allow':12A,123C 'alter':59B 'attack':78B,126C,138C,148C,158C,167C 'base':205C 'busi':4A,48B,105C 'c/c':221C 'chang':16A,87B,165C 'compon':42B,107C 'compromis':133C 'confidenti':208C 'cve':17A,20A 'cvss':203C,212C,214C 'data':13A,64B,187C,202C 'delet':61B,178C 'e':3A,47B,104C 'e-busi':2A,46B,103C 'easili':120C 'eb':25B 'end':10A,41B,111C 'exploit':71B,121C 'flaw':11A,35B 'host':33B 'hrms':6A,28B,45B,63B,98C,135C,156C,184C,199C 'http':131C 'human':140C 'impact':161C,211C 'insert':176C 'integr':210C 'interact':80B,141C 'l/a':223C 'l/i':222C 'l/pr':218C 'l/ui':219C 'let':50B 'low':53B,124C 'low-privileg':52B 'may':91B,159C 'mean':88B 'n':224C 'n/ac':217C 'network':57B,128C 'oracl':1A,24B,27B,44B,97C,102C,134C,155C,183C,198C 'oracle-eb':23B 'oracle-hrm':26B 'packag':29B 'payrol':8A,30B,39B,109C 'person':74B,144C 'privileg':54B,125C 'product':90B,100C,163C 'r/s':220C 'read':14A,66B,192C 'requir':72B,139C 'result':172C 'scope':86B,164C 'score':206C 'self':32B 'self-host':31B 'signific':160C 'subset':68B,196C 'success':137C,166C 'suit':5A,49B,106C 'support':112C 'system':83B 'unauthor':174C,191C 'updat':175C 'us':7A,38B,99C,108C,136C,157C,185C,200C 'user':55B 'vector':213C 'version':113C 'via':130C 'vulner':94C,122C,152C,170C 'well':189C 'year':9A,40B,110C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Oracle E-Business Suite HRMS (US) in the affected 12.2.3 to 12.2.15 range, where users can reach the application over HTTP. Teams on other Oracle HRMS releases or without the US Payroll Year End component are not in the listed range.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:55+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cvss_by":"secalert_us@oracle.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-83391","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-83391","severity":null,"published_at":"2026-10-20T22:19:55+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"}