Apache Answer 2.0.0 Unrestricted Unlisted Questions API Disclosure
CVE-2026-34905 Published on June 9, 2026
Apache Answer: Unlisted Questions Accessible via Direct API Access
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Answer.
This issue affects Apache Answer: through 2.0.0.
The unlisted question feature did not enforce access restrictions on direct API endpoints, allowing authenticated users to discover and access unlisted questions, their answers, comments, and revision history.
Users are recommended to upgrade to version 2.0.1, which fixes the issue.
Vulnerability Analysis
CVE-2026-34905 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2026-34905 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2026-34905
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Affected Versions
Apache Software Foundation Apache Answer:- Before and including 2.0.0 is affected.