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CVE-2026-25699 Apache CVE debrief

CVE-2026-25699 is a MEDIUM severity vulnerability in Apache Answer through 2.0.0. The issue arises from timeline-related APIs lacking proper authorization checks, which allowed regular authenticated users to access deleted, private, or unapproved content and its revision history. Users are recommended to upgrade to version 2.0.1, which fixes the issue. The vulnerability has a CVSS score of 6.1 and was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-25699).

Vendor
Apache
Product
Answer
CVSS
MEDIUM 6.1
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 steps to mitigate it.

Technical summary

The vulnerability is caused by a lack of proper authorization checks in timeline-related APIs. This allows regular authenticated users to access deleted, private, or unapproved content and its revision history.

Defensive priority

MEDIUM

Recommended defensive actions

  • Upgrade to version 2.0.1 of Apache Answer.

Evidence notes

The vulnerability was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-25699) and has a CVSS score of 6.1.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-25699 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-25699

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

  • CVE-2026-25699 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-25699

    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.