Missing Authorization vulnerability in Apache Answer. (CVE-2026-71563)
Description
Apache Answer versions through 2.0.2 have a missing authorization vulnerability in the MCP answer retrieval tool. This flaw allows users with a global API key to access answer content for hidden, deleted, or pending-review questions. The issue is fixed in version 2.0.3.
CVSS v3.1
Score 4.3medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-71563 describes an authorization flaw in Apache Answer's MCP answer retrieval tool affecting versions through 2.0.2. The vulnerability permits holders of a global API key to bypass intended access controls and retrieve answer content associated with questions that are hidden, deleted, or pending review. This could lead to unauthorized information disclosure. The vendor has addressed this issue in Apache Answer version 2.0.3.
Potential Impact
The vulnerability allows unauthorized access to restricted answer content, potentially exposing sensitive or unpublished information. The impact is limited to confidentiality (low impact) with no integrity or availability effects reported. The CVSS score of 4.3 reflects a medium severity with network attack vector, low attack complexity, and requiring privileges (global API key).
Mitigation Recommendations
Users should upgrade Apache Answer to version 2.0.3 or later to remediate this authorization vulnerability. No other mitigation is indicated or required.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-99v2-ggw9-c6mv
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-71563"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ad7ec222cdf04f6566afdb0
Added to database: 10/20/2026, 22:33:06 UTC
Last enriched: 10/20/2026, 22:33:41 UTC
Last updated: 10/20/2026, 23:48:08 UTC
Views: 3
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