CVE-2026-71563

EUVD-2026-104158
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
apacheCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 12.32%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
apacheanswer
𝑥
≤ 2.0.2
CNA
Common Weakness Enumeration
References
https://lists.apache.org/thread/msodd7g2r6xdn9wpkpdp04m9g1jb2xtl
http://www.openwall.com/lists/oss-security/2026/10/16/27