---
id: CVE-2026-101736
title: >-
  Vulnerability in the Primavera Unifier product of Oracle Construction and
  Engineering (component: Core)
summary: >-
  Vulnerability in the Primavera Unifier product of Oracle Construction and
  Engineering (component: Core).  Supported versions that are affected are
  21.12.0-21.12.17. Difficult to exploit vulnerability allows unauthenticated
  attacker with …
severity: high
cvss: 7.4
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'
cvssSource: cna
vendor: Oracle Corporation
product: Primavera Unifier
affected:
  - primavera_unifier >= 21.12.0 <= 21.12.17
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:22:36.248Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-101736'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2026.html'
    label: Oracle Advisory
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.937Z'
---

## Overview

Vulnerability in the Primavera Unifier product of Oracle Construction and Engineering (component: Core).  Supported versions that are affected are 21.12.0-21.12.17. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Primavera Unifier.  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Primavera Unifier accessible data as well as  unauthorized access to critical data or complete access to all Primavera Unifier accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

## Affected

- `primavera_unifier >= 21.12.0 <= 21.12.17`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.