---
id: "CVE-2026-91404"
kind: "vulnerability"
aliases: ["CVE-2026-91404"]
title: "Oracle Outside In: PDF export SDK flaw leaks a subset of data"
severity: "medium"
cvss: 4.0
epss: 0.0016
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["java", "oracle", "outside-in", "package", "pdf-export-sdk"]
not_affected_if: ["no-outside-in-install"]
published_at: "2026-10-20T22:20:43+00:00"
first_seen_at: "2026-10-23T21:57:26+00:00"
updated_at: "2026-10-25T12:38:52+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91404", "first_seen_at": "2026-10-23T21:57:26+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91404", "first_seen_at": "2026-10-25T12:38:52+00:00"}]
---

# Oracle Outside In: PDF export SDK flaw leaks a subset of data

Oracle Outside In Technology's PDF Export SDK has a flaw that lets an attacker with local logon to the host read a subset of data the product can access. The advisory describes only confidentiality impact, with no integrity or availability loss.

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

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91404
- 2026-10-25T12:38:52+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91404

## From the sources

Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In PDF Export SDK).   The supported version that is affected is 8.5.8. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Outside In Technology executes to compromise Oracle Outside In Technology.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Oracle Outside In Technology accessible data. CVSS 3.1 Base Score 4.0 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_