CVE-2026-92414 Apache Software Foundation CVE debrief

Who should care

Administrators and users of Apache Jackrabbit, especially those using affected versions, should assess exposure and upgrade to patched versions. This includes reviewing and updating affected versions, monitoring for potential exploitation attempts, and verifying the authenticity of sessions.

Why it matters

Apache Jackrabbit's vulnerability allows for pre-authentication hijacking of cached sessions, potentially leading to unauthorized access and impacting authentication and authorization mechanisms.

• Potential session hijacking and unauthorized access
• Need to verify and upgrade affected versions
• Possible impact on authentication and authorization mechanisms

Technical summary

Apache Jackrabbit's WebDAV server attaches a cached authenticated session on any Lock-Token/TransactionId/SubscriptionId/If-header field token match with no credential check, allowing for pre-authentication hijacking of cached sessions. This issue affects Apache Jackrabbit versions from 2.23.0 through 2.23.5, from 2.22.0 through 2.22.4, and from 2.20.0 through 2.20.17. Users are recommended to upgrade to versions 2.23.6, 2.22.5, or 2.20.18 which fix the issue. The vulnerability allows for pre-authentication hijacking of cached sessions, potentially leading to unauthorized access and impacting authentication and authorization mechanisms.

Defensive priority

Upgrade to patched versions

Recommended defensive actions

• Upgrade Apache Jackrabbit to version 2.23.6, 2.22.5, or 2.20.18
• Review and update affected versions
• Monitor for potential exploitation attempts
• 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 source item provide details on the vulnerability and affected versions. The issue is related to Apache Jackrabbit's WebDAV server attaching a cached authenticated session on any Lock-Token/TransactionId/SubscriptionId/If-header field token match with no credential check. This allows for pre-authentication hijacking of cached sessions. Administrators and users of Apache Jackrabbit, especially those using affected versions, should assess exposure and upgrade to patched versions.

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.