Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain low-privileged local host logon
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DeliveryIdentify exploitable Tuxedo runtime condition
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ExploitSatisfy high-complexity attack prerequisites
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ExecutionTrigger vulnerability in Tuxedo component
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ImpactAchieve full PeopleTools process takeover
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 an attacker to have an active local logon session on the infrastructure host where PeopleSoft Enterprise PeopleTools executes - remote unauthenticated exploitation is not possible given AV:L. The attacker must hold low-privileged credentials (PR:L), meaning a standard non-administrative OS or application account suffices. Exploitation is further constrained by high attack complexity (AC:H), indicating that success depends on meeting specific preconditions not fully described in available data - likely involving Tuxedo runtime state, timing, or process interaction. Limiting factors include: no remote exploitation path, requirement for an authenticated local session, and non-trivial complexity conditions that prevent reliable automated or scripted exploitation. The vulnerability does not appear to require user interaction or a non-default configuration of PeopleTools beyond the standard Tuxedo deployment. |
| Impact | The CVSS 3.1 base score of 7.0 reflects a genuine but constrained risk profile: the local attack vector (AV:L) requires an attacker to already have logon access to the infrastructure host, and the high attack complexity (AC:H) implies non-trivial exploitation prerequisites such as race conditions, timing dependencies, or specific runtime state. The low privilege requirement (PR:L) means a standard application user account suffices if those complexity conditions are met. Despite the full takeover outcome (C:H/I:H/A:H), this is not a remotely exploitable mass-exploitation scenario - even a mid-sized municipal IT team in zabrze should treat this as urgent patching work rather than emergency incident response, provided remote access to the PeopleSoft host is properly segmented. No EPSS score was provided in the input data, so exploitation probability cannot be quantified independently. The vulnerability is not listed in CISA KEV, and no public POC has been identified, further reducing immediate exploitation likelihood. The absence of a CWE designation limits confidence in root cause and therefore in the effectiveness of generic compensating controls. |
| Exploit ScenarioDerived | An attacker with a low-privileged local account on the PeopleSoft infrastructure host - such as a database service account, a shared application user, or a compromised internal workstation with host access - identifies and satisfies the high-complexity conditions required to trigger the Tuxedo component flaw, such as a timing window or specific IPC state. Upon successful exploitation, the attacker gains control of the PeopleTools runtime process, potentially exposing sensitive HR or ERP data and enabling persistent access. No public POC is known, meaning exploitation currently requires bespoke capability. |
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Alert meAnalysisAIv1 – Aug 19, 2026
Local privilege escalation in Oracle PeopleSoft Enterprise PeopleTools versions 8.61 through 8.63 enables a low-privileged attacker with infrastructure logon access to achieve full system takeover via the Tuxedo middleware component. The CVSS vector (AV:L/AC:H/PR:L) confirms this requires physical or session-level access to the host and involves high attack complexity, materially limiting opportunistic exploitation despite the complete CIA impact. No public exploit code or active exploitation has been identified at time of analysis; Oracle disclosed this via its August 2026 Critical Security Patch Update.
RemediationAI
Apply Oracle's Critical Security Patch Update for August 2026 (CPUAUG2026), available at https://www.oracle.com/security-alerts/cspuaug2026.html. Oracle does not publicly disclose exact patched version numbers in CPU advisories; consult My Oracle Support for the specific patch ID applicable to your PeopleTools release within the 8.61-8.63 range. As a compensating control pending patching, restrict local logon access to PeopleSoft infrastructure hosts to only those accounts that operationally require it - this directly addresses the AV:L/PR:L attack surface by reducing the pool of potential attackers. Additionally, audit OS-level user accounts on PeopleSoft application and Tuxedo middleware hosts and remove unnecessary local accounts. These controls reduce exposure but do not eliminate the vulnerability; patching remains the definitive remediation.
Affected VersionsENISA
Affected Packages
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
Oracle Tuxedo is the application server and transaction processing middleware embedded within PeopleSoft Enterprise PeopleTools, responsible for managing distributed transaction queues, service brokering, and inter-process communication across PeopleSoft application tiers. The affected component executes with elevated runtime context, making any exploitable flaw in its local attack surface a plausible privilege escalation path. Versions 8.61 through 8.63 of PeopleTools are confirmed affected per Oracle's advisory. No CWE identifier was assigned, which prevents precise root-cause classification - the flaw class (e.g., race condition, insecure IPC, unsafe file operation) is not derivable from available data. The tags 'Oracle, Information Disclosure' suggest confidentiality exposure as part of the impact chain, consistent with the C:H rating in the CVSS vector.
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Severity by source
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Local-only access, low privileges, and high complexity are consistent with a Tuxedo IPC or runtime flaw; full takeover justifies C:H/I:H/A:H with unchanged scope.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Tuxedo). Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where PeopleSoft Enterprise PeopleTools executes to compromise PeopleSoft Enterprise PeopleTools. Successful attacks of this vulnerability can result in takeover of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 7.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).
Executive ViewAI
Oracle PeopleTools versions 8.61-8.63 contain a local privilege escalation vulnerability enabling authenticated users with infrastructure access to achieve complete system compromise. This affects organizations using these versions where administrators and service accounts hold host-level logon privileges. No public exploit identified at time of analysis, but the vulnerability represents a material insider threat control gap requiring immediate access restrictions.
No vendor-released patch identified at time of analysis. Deploy these interim mitigations: (1) Restrict infrastructure logon access to PeopleTools systems to essential authorized personnel with documented business justification and regular access reviews; (2) Implement privileged access management solutions with mandatory session recording, multi-step approval workflows, and time-limited access credentials; (3) Enable comprehensive audit logging and configure real-time alerts for infrastructure logon events, privilege escalation attempts, and Tuxedo middleware configuration changes; (4) Apply network segmentation to isolate PeopleTools infrastructure from general corporate network; (5) Enforce multi-factor authentication for all administrative access to affected systems.
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
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