---
id: "CVE-2026-91468"
kind: "vulnerability"
aliases: ["CVE-2026-91468"]
title: "Oracle PeopleSoft PeopleTools: unauthenticated HTTP flaw allows data changes and partial denial of service"
severity: "medium"
cvss: 6.5
epss: 0.00242
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["enterprise-erp", "oracle", "package", "peoplesoft", "peopletools", "self-hosted"]
not_affected_if: ["other-peopletools-release"]
published_at: "2026-10-20T22:20:50+00:00"
first_seen_at: "2026-10-23T21:57:27+00:00"
updated_at: "2026-10-25T12:38:51+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91468", "first_seen_at": "2026-10-23T21:57:27+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91468", "first_seen_at": "2026-10-25T12:38:51+00:00"}]
---

# Oracle PeopleSoft PeopleTools: unauthenticated HTTP flaw allows data changes and partial denial of service

An unauthenticated attacker over HTTP can make unauthorized updates, inserts or deletes to some PeopleTools-accessible data, and can cause a partial denial of service. The flaw sits in the QAS component of PeopleSoft Enterprise PeopleTools 8.61 through 8.63.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Confirm the PeopleTools release in use, e.g. the PeopleTools version shown in the PeopleSoft admin pages, and check whether it falls in 8.61-8.63
- unknown for any other check, since the sources do not say how to test for the QAS component being exposed

## Fix

- Apply the Oracle Critical Patch Update fix for PeopleSoft PeopleTools 8.61-8.63 (the sources do not name the patch number)
- unknown for any interim workaround

## Timeline

- 2026-10-23T21:57:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91468
- 2026-10-25T12:38:51+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91468

## From the sources

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: QAS).  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 and unauthorized ability to cause a partial denial of service (partial DOS) of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 6.5 (Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L).

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_