CVE-2026-76994 Apache Software Foundation CVE debrief

Who should care

Defenders responsible for Apache Answer deployments should assess exposure and prioritize upgrading to version 2.0.3. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify exposure, review public answer profiles, and plan for updates or mitigations to prevent potential information disclosure.

Why it matters

CVE-2026-76994 is a high-severity vulnerability in Apache Answer that allows unauthenticated attackers to obtain metadata associated with hidden questions through public answer profiles. Defenders responsible for Apache Answer deployments should assess exposure and prioritize upgrading to version 2.0.3 to fix the issue. The vulnerability has a CVSS score of 7.5 and is considered high severity.

• Potential exposure of metadata associated with hidden questions.
• Risk of unauthorized access to sensitive information through public answer profiles.
• Need for verification of Apache Answer instance exposure.
• Priority on upgrading to version 2.0.3 for fix.

Technical summary

Unauthenticated attackers could obtain metadata associated with hidden questions through public answer profiles in Apache Answer through version 2.0.2. This Exposure of Sensitive Information to an Unauthorized Actor vulnerability has a CVSS score of 7.5, indicating high severity. The issue is fixed in version 2.0.3. Defenders should prioritize verifying exposure and upgrading to the fixed version to prevent potential information disclosure through public answer profiles and metadata associated with hidden questions.

Defensive priority

Defenders should prioritize verifying exposure and upgrading to version 2.0.3.

Recommended defensive actions

• Verify if the Apache Answer instance is exposed to unauthenticated attackers.
• Upgrade to version 2.0.3 to fix the issue.
• Review public answer profiles for potential metadata exposure.
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Evidence notes

The CVE record and NVD entry provide details on the Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Answer through version 2.0.2. The vulnerability allows unauthenticated attackers to obtain metadata associated with hidden questions through public answer profiles. Evidence is based on CVE Program and NVD sources, with limitations on source-provided information.

Sources and 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.