---
id: "CVE-2026-91262"
kind: "vulnerability"
aliases: ["CVE-2026-91262"]
title: "Oracle WebCenter Content: unauthenticated HTTP flaw leaks and alters some stored data"
severity: "medium"
cvss: 5.4
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["fusion-middleware", "oracle-webcenter-content", "self-hosted", "vendor"]
not_affected_if: ["unknown"]
published_at: "2026-10-20T22:20:27+00:00"
first_seen_at: "2026-10-23T21:57:26+00:00"
updated_at: "2026-10-25T04:14:55+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91262", "first_seen_at": "2026-10-23T21:57:26+00:00"}]
---

# Oracle WebCenter Content: unauthenticated HTTP flaw leaks and alters some stored data

Oracle WebCenter Content Server 14.1.2.0.0 has a flaw reachable over HTTP without logging in. A remote attacker can read a subset of content and modify or delete some data, but only if a person takes an action such as opening a crafted link.

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

## How to check

- Check the installed WebCenter Content version against `14.1.2.0.0` in the Oracle Fusion Middleware installation
- unknown

## Fix

- Apply the Oracle Critical Patch Update that addresses CVE-2026-91262 for WebCenter Content `14.1.2.0.0`
- unknown

## Timeline

- 2026-10-23T21:57:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91262

## From the sources

Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware (component: Content Server).   The supported version that is affected is 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Content.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle WebCenter Content accessible data as well as  unauthorized read access to a subset of Oracle WebCenter Content accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/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_