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CVE-2018-7600

9.8, critical Known exploited Used in ransomware

Drupal Core Remote Code Execution Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
100% higher than 99.9% of scored CVEs
Exploitation
Confirmed in the wild
Published
29 Mar 20188 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 3 Nov 2021 and links it to ransomware activity. US federal agencies had to remediate by 3 May 2022, a deadline that has passed.

Required action. Apply updates per vendor instructions.

Description

Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1 allows remote attackers to execute arbitrary code because of an issue affecting multiple subsystems with default or common module configurations.

Details

Vendor
Drupal and 1 more
Product
Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1
Weakness
CWE-20 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
mlhess@drupal.org

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 21

Exploit code 4

Patches and fixes 1

Advisories 15

7 more

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Drupal CVEs

Every Drupal CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-9082 Drupal Core SQL Injection Vulnerability KEV EPSS 16% 9.8, critical
  • CVE-2020-13671 Drupal core Un-restricted Upload of File KEV EPSS 35% 8.8, high
  • CVE-2019-6340 Drupal Core Remote Code Execution Vulnerability KEV EPSS 92% 8.1, high
  • CVE-2018-7602 Drupal Core Remote Code Execution Vulnerability KEV EPSS 99% 9.8, critical

Beyond this page

Is CVE-2018-7600 in your network?

This page tells you how dangerous CVE-2018-7600 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2018-7600 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2018-7600 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 16 Oct 2026, not the live upstream state.