---
id: "CVE-2018-7602"
kind: "vulnerability"
aliases: ["CVE-2018-7602"]
title: "Drupal Core: Drupal Core Remote Code Execution Vulnerability"
severity: "critical"
cvss: 9.8
epss: 0.99172
exploited: true
status: "open"
category: "runtime"
products: [{"name": "Drupal Core", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["drupal", "exploited", "php", "ransomware", "runtime", "self-hosted"]
not_affected_if: ["managed-hosting"]
published_at: "2018-07-19T17:29:00+00:00"
first_seen_at: "2026-10-23T19:11:52+00:00"
updated_at: "2026-10-23T21:57:35+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-7602", "first_seen_at": "2026-10-23T19:11:52+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-7602", "first_seen_at": "2026-10-23T19:13:45+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-7602", "first_seen_at": "2026-10-23T21:57:35+00:00"}]
---

# Drupal Core: Drupal Core Remote Code Execution Vulnerability

Drupal core has a remote code execution flaw in multiple subsystems that lets an attacker run code on a Drupal site through several attack paths. It is listed as actively exploited in the wild and is tagged as used in ransomware.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Drupal Core affected ? fixed ?

## Fix

Apply the Drupal core updates per vendor instructions; the specific fixed versions are not stated in the sources.

## Timeline

- 2026-10-23T19:11:52+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-7602
- 2026-10-23T19:13:45+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2018-7602
- 2026-10-23T21:57:35+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2018-7602

## From the sources

A remote code execution vulnerability exists within multiple subsystems of Drupal 7.x and 8.x. This potentially allows attackers to exploit multiple attack vectors on a Drupal site, which could result in the site being compromised. This vulnerability is related to Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-002. Both SA-CORE-2018-002 and this vulnerability are being exploited in the wild.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_