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CVE-2026-101434 Oracle Corporation CVE debrief

CVE-2026-101434 is a high-severity vulnerability in Oracle's PeopleSoft Enterprise PeopleTools, affecting versions 8.61-8.63. An unauthenticated attacker with network access via HTTP can exploit this vulnerability, requiring human interaction, to cause a denial of service (DOS) and gain unauthorized access to some data. The vulnerability is in the Database Server component, allowing attackers to compromise the system. Successful attacks can result in a hang or frequently repeatable crash (DOS) and unauthorized access to some data. PeopleSoft Enterprise PeopleTools administrators, security teams, and IT personnel responsible for Oracle products should assess exposure, apply patches,

Vendor
Oracle Corporation
Product
PeopleSoft Enterprise PeopleTools
CVSS
HIGH 7.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-20
Original CVE updated
2026-10-20
Advisory published
2026-10-20
Advisory updated
2026-10-20

Who should care

PeopleSoft Enterprise PeopleTools administrators, security teams, and IT personnel responsible for Oracle products. These individuals should assess exposure, apply patches, and monitor for unauthorized access and DOS attacks. They should also review and update security configurations for PeopleSoft Enterprise PeopleTools.

Why it matters

CVE-2026-101434 is a high-severity vulnerability in PeopleSoft Enterprise PeopleTools that requires immediate attention from administrators and security teams. It can lead to DOS attacks and unauthorized data access, emphasizing the need for prompt patching and security updates.

  • Potential denial of service (DOS) attacks
  • Unauthorized access to sensitive data
  • Compromise of system integrity
  • Need for patching and updates to prevent exploitation

Technical summary

The vulnerability is in the Database Server component of PeopleSoft Enterprise PeopleTools. It allows an unauthenticated attacker with network access via HTTP to compromise the system, requiring human interaction. Successful attacks can result in a hang or frequently repeatable crash (DOS) and unauthorized access to some data. The vulnerability has a CVSS score of 7.6 and is considered high-severity. PeopleSoft Enterprise PeopleTools administrators, security teams, and IT personnel responsible for Oracle products should assess exposure and apply patches.

Defensive priority

High priority for PeopleSoft Enterprise PeopleTools administrators and security teams

Recommended defensive actions

  • Assess exposure of PeopleSoft Enterprise PeopleTools versions 8.61-8.63
  • Apply patches or updates as recommended by Oracle
  • Monitor for unauthorized access and DOS attacks
  • Review and update security configurations for PeopleSoft Enterprise PeopleTools
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and source item provide details on the vulnerability, its impact, and affected versions. Oracle's advisory is referenced, but its content is not provided. The vulnerability has a CVSS score of 7.6 and is considered high-severity. The PeopleSoft Enterprise PeopleTools product is affected, and versions 8.61-8.63 are vulnerable. Defenders should verify the affected scope, severity, and vendor guidance.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-101434 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-101434

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-101434 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-101434

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • CVE-2026-101434

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/101xxx/CVE-2026-101434.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://www.oracle.com/security-alerts/cpuoct2026.html

    Supplemental source - vendor-advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.