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CVE-2026-34905 Apache CVE debrief

CVE-2026-34905 is a MEDIUM-severity vulnerability in Apache Answer, a question-and-answer platform. The issue affects Apache Answer through version 2.0.0 and allows authenticated users to discover and access unlisted questions, their answers, comments, and revision history due to insufficient access restrictions on direct API endpoints for unlisted questions. The CVSS score for this vulnerability is 6.5.

Vendor
Apache
Product
Answer
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-10
Advisory published
2026-06-09
Advisory updated
2026-06-10

Who should care

Users of Apache Answer through version 2.0.0 should be aware of this vulnerability and take action to mitigate it.

Technical summary

The unlisted question feature in Apache Answer did not enforce access restrictions on direct API endpoints. This allowed authenticated users to discover and access unlisted questions, their answers, comments, and revision history.

Defensive priority

MEDIUM

Recommended defensive actions

  • Upgrade to Apache Answer version 2.0.1 or later.

Evidence notes

The CVE-2026-34905 vulnerability was published on [cvePublishedAt] and modified on [cveModifiedAt].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-34905 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-34905

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-34905 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-34905

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.