---
id: CVE-2026-71563
title: 'Apache Answer: MCP Answer Retrieval Exposes Content from Non-Public Questions'
summary: >-
  Missing Authorization vulnerability in Apache Answer.




  This issue affects Apache Answer: through 2.0.2.


  An authorization flaw in the MCP answer retrieval tool allows holders of a
  global API key to access answer content associated with…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'
cvssSource: adp
cwe:
  - CWE-862
vendor: Apache Software Foundation
product: Apache Answer
affected:
  - apache_answer <= 2.0.2
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-20T19:00:12.822923Z'
published: '2026-10-19'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T19:00:27.382Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-71563'
references:
  - url: 'https://lists.apache.org/thread/msodd7g2r6xdn9wpkpdp04m9g1jb2xtl'
tags:
  - cve.org
epss: 0.00224
epssPercentile: 0.1298
ingestedAt: '2026-10-19T12:27:23.826Z'
---

## Overview

Missing Authorization vulnerability in Apache Answer.



This issue affects Apache Answer: through 2.0.2.

An authorization flaw in the MCP answer retrieval tool allows holders of a global API key to access answer content associated with hidden, deleted, or pending-review questions.


Users are recommended to upgrade to version 2.0.3, which fixes the issue.

## Affected

- `apache_answer <= 2.0.2`

## Remediation

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