Apache Solr VelocityResponseWriter Plug-In Remote Code Execution Vulnerability

The Apache Solr VelocityResponseWriter plug-in contains an unspecified vulnerability which can allow for remote code execution.

Published 7 Oct 2026Updated 7 Oct 202655 sources
CVSS 0.0 ✓ VERIFIED REFERENCE△ CISA KEV

What happened

The Apache Solr VelocityResponseWriter plug-in contains an unspecified vulnerability which can allow for remote code execution.

Affected versions

Solr: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references