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PeopleSoft PeopleTools CVE-2026-101420

| EUVDEUVD-2026-105836 CRITICAL
Improper Access Control (CWE-284)
2026-10-20 secalert_us@oracle.com GHSA-jvww-jwvx-6j7g
9.6
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Authenticate with low-privilege PeopleSoft account
  2. Exploit
    Send crafted HTTP request to SQR component
  3. Execution
    Trigger scope-change flaw in PeopleTools
  4. Impact
    Read, modify, or delete all accessible data

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires network access over HTTP to the SQR (Structured Query Reporter) component of PeopleSoft Enterprise PeopleTools, versions 8.61 through 8.63 specifically. The attacker MUST hold valid low-privilege credentials (CVSS PR:L) - this is not an unauthenticated flaw despite the 'Authentication Bypass' tag - but no user interaction (UI:N) and only low attack complexity (AC:L) are needed. The scope change (S:C) means successful exploitation reaches beyond PeopleTools into additional connected products. Limiting factors for defenders: the requirement for a valid authenticated account bounds exposure to users who can obtain credentials (insiders, phished/compromised accounts, or broadly-provisioned portals); environments outside the 8.61-8.63 version band are not affected; and internet-exposed PeopleSoft portals materially increase realistic risk.

Impact

This is a genuine high-priority vulnerability, not an inflated CVSS score. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N = 9.6) describes a network-reachable, low-complexity flaw in the SQR component of Oracle PeopleSoft Enterprise PeopleTools that requires only low privileges, no user interaction, and crucially involves a scope change (S:C) with high confidentiality and integrity impact - meaning a modestly privileged user can read, create, delete, or modify all PeopleTools-accessible data and impact adjacent products. Several key exploitation signals are MISSING from the provided data: no EPSS probability score is supplied, so real-world exploitation likelihood cannot be quantified; KEV status is absent, so this is NOT confirmed as actively exploited; and no POC/exploit code is referenced. Thus the risk rests on the intrinsic severity of the flaw rather than any evidence of exploitation in the wild. CONFLICT TO VERIFY: the input Tag 'Authentication Bypass' contradicts the CVSS vector, which specifies PR:L (a low-privileged authenticated attacker) - an authentication bypass would imply PR:N. The description and vector both indicate authentication IS required, so the 'Authentication Bypass' label appears mislabeled and should be verified against Oracle's advisory. Because exploitation needs valid (if low) credentials, realistic risk is highest in environments where PeopleSoft accounts are broadly provisioned or where credential theft/phishing is feasible.

Exploit ScenarioDerived

A low-privileged but authenticated PeopleSoft user (or an attacker who has obtained any valid low-tier credential) sends a crafted HTTP request to the vulnerable SQR component of PeopleTools. Because exploitation is low-complexity and causes a scope change, the attacker escalates to read, alter, or delete all PeopleTools-accessible data and may impact adjacent products. No public exploit code is referenced at the time of analysis, and there is no confirmation of active exploitation.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

Authenticated low-privilege users can read, create, modify, or delete critical data held in PeopleSoft Enterprise PeopleTools 8.61-8.63 - and, because the CVSS scope is changed, data in connected products as well - by sending crafted requests over HTTP to the SQR component. Exploitation is low-complexity and requires no user interaction, but does require a valid account (PR:L), so exposure is bounded to those who can obtain credentials such as insiders, phished users, or broadly provisioned portal accounts. No public exploit code and no CISA KEV entry were identified at time of analysis; internet-exposed PeopleSoft portals represent the highest realistic risk, and this is a genuine high-priority vulnerability rather than an inflated score.

RemediationAI

Apply the PeopleTools fixes published in Oracle's October 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpuoct2026.html); Oracle CPU patches are cumulative, so deploy the fixed build for your 8.61-8.63 line rather than a standalone hotfix, and treat the advisory as the source of the exact patched version since it is not enumerated in the supplied data - no vendor-released patch is identified outside that advisory. Where patching must be staged, compensating controls are: restrict HTTP access to SQR/Process Scheduler endpoints to trusted networks or VPN and place internet-facing PeopleSoft portals behind an authenticating reverse proxy (trade-off: breaks legitimate remote and partner access, and proxy rules must be maintained as SQR URLs change); review and prune low-privilege PeopleSoft accounts and remove unnecessary SQR/query execution permissions from them (trade-off: may interrupt legitimate reporting by power users, so pilot on a small group first); enforce strong authentication and MFA on portal accounts to raise the cost of obtaining the PR:L credential the flaw requires; and enable audit logging or database activity monitoring on SQR-generated queries to catch anomalous cross-application data access, accepting the added log volume and tuning effort that detection brings.

Affected VersionsENISA

PeopleSoft Enterprise PeopleTools 8.61 ≤8.63

Affected Packages

euvd peoplesoft_enterprise_peopletools no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

SQR (Structured Query Reporter) is Oracle PeopleSoft's reporting and query engine: it executes .sqr programs that embed SQL and procedural logic, and in many deployments is reachable over HTTP through PeopleSoft Process Scheduler/Application Server front ends. No CWE was assigned in the supplied data, but the assessed profile - a low-privilege (PR:L) network attacker over HTTP (AV:N/AC:L/UI:N) achieving high confidentiality and integrity impact across a scope boundary (S:C) with no availability impact - is consistent with an authorization/access-control weakness in how SQR requests are validated, letting an authenticated user operate beyond their intended privilege and reach data belonging to other PeopleTools components and downstream integrated products. The version band is narrow (8.61 through 8.63 per the EUVD entry and Oracle advisory), so risk is concentrated in organizations running recent-but-unpatched PeopleTools releases; availability is unaffected, so the impact is data disclosure and tampering rather than denial of service.

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Severity by source

Vendor (oracle) PRIMARY 9.6 CRITICAL
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
vuln.today AI 9.6 CRITICAL

HTTP-reachable (AV:N), low complexity (AC:L), requires a valid low-privilege account (PR:L), no interaction (UI:N); scope change (S:C) with full C/I compromise but no availability impact (A:N).

3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

DescriptionCVE.org

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: SQR). Supported versions that are affected are 8.61-8.63. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. While the vulnerability is in PeopleSoft Enterprise PeopleTools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all PeopleSoft Enterprise PeopleTools accessible data as well as unauthorized access to critical data or complete access to all PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 9.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N).

Executive ViewAI

Why It Matters

PeopleSoft Enterprise PeopleTools 8.61-8.63 presents a critical enterprise data-risk exposure: accounts with only routine access could alter or remove business records, and the impact can extend into connected systems. The practical exposure is concentrated in insiders, phished credentials, and broadly provisioned portal users, with internet-facing portals representing the most immediate concern. Leadership should treat this as a high-priority data-integrity and access-governance event because no vendor-released patch is available and containment depends on identity and network controls; no public exploit identified at time of analysis.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis; interim controls include restricting access to the SQR component in PeopleSoft Enterprise PeopleTools 8.61-8.63, enforcing MFA and least privilege, deploying WAF/virtual patching, monitoring for anomalous data changes, and validating backups and isolation of connected products.

Threat Intelligence Overview

EPSS Score
0.4%
Top 71% exploitable
Prevalence
Medium
Enterprise ERP common in large orgs, government, and universities, not ubiquitous
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
High

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +48
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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