Drupal Core Remote Code Execution Vulnerability

A remote code execution vulnerability exists within multiple subsystems of Drupal that can allow attackers to exploit multiple attack vectors on a Drupal site.

Published 15 Sep 2026Updated 15 Sep 20265 sources
CVSS 9.8 ✓ VERIFIED REFERENCE△ CISA KEV

What happened

A remote code execution vulnerability exists within multiple subsystems of Drupal that can allow attackers to exploit multiple attack vectors on a Drupal site.

Affected versions

Core: 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