---
id: "CVE-2026-101475"
kind: "vulnerability"
aliases: ["CVE-2026-101475"]
title: "Oracle Primavera Unifier: logging flaw exposes critical data to low-privileged users"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["construction-management", "oracle", "primavera-unifier", "vendor"]
not_affected_if: ["unpatched-versions-outside-range"]
published_at: "2026-10-20T22:17:56+00:00"
first_seen_at: "2026-10-23T21:57:22+00:00"
updated_at: "2026-10-25T03:55:28+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101475", "first_seen_at": "2026-10-23T21:57:22+00:00"}]
---

# Oracle Primavera Unifier: logging flaw exposes critical data to low-privileged users

Oracle Primavera Unifier has a flaw in its Logging component that a low-privileged user can reach over HTTP. A successful attack gives unauthorized read access to critical data and, in the worst case, to all data the Unifier instance holds.

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

## How to check

- Compare the installed Primavera Unifier version against the affected ranges: 21.12.0-21.12.17, 22.12.0-22.12.15, 23.12.0-23.12.16, 24.12.0-24.12.16 and 25.12.0-25.12.9.
- unknown for any other check; the sources do not describe a configuration or file to inspect.

## Fix

- Apply the Oracle Critical Patch Update fix for Primavera Unifier, moving past the affected ranges listed above.
- unknown for the exact patched version numbers; the sources do not name them.

## Timeline

- 2026-10-23T21:57:22+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101475

## From the sources

Vulnerability in the Primavera Unifier product of Oracle Construction and Engineering (component: Logging).  Supported versions that are affected are 21.12.0-21.12.17, 22.12.0-22.12.15, 23.12.0-23.12.16, 24.12.0-24.12.16 and  25.12.0-25.12.9. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera Unifier.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Primavera Unifier accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

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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_