PatchSiren

PatchSiren cyber security CVE debrief

CVE-2018-7602 Drupal CVE debrief

CVE-2018-7602 is a Drupal Core remote code execution vulnerability that CISA has added to its Known Exploited Vulnerabilities catalog. Because CISA also marks it as having known ransomware campaign use, it should be treated as a high-priority remediation item for any environment running Drupal Core. The supplied official sources direct defenders to apply vendor updates and verify remediation across all affected systems.

Vendor
Drupal
Product
Core
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-04-13
Original CVE updated
2022-04-13
Advisory published
2022-04-13
Advisory updated
2022-04-13

Who should care

Drupal administrators, application owners, web platform teams, managed service providers, and security teams responsible for internet-facing web applications or shared hosting environments.

Technical summary

The available official records identify the issue as a Drupal Core remote code execution vulnerability. The CISA KEV entry lists Drupal as the vendor project, Core as the product, and notes known ransomware campaign use. The supplied source corpus does not include exploit mechanics, affected version ranges, or patch specifics, so defenders should rely on the vendor’s remediation guidance and confirm that all Drupal Core deployments are updated.

Defensive priority

High. CISA has included this CVE in the Known Exploited Vulnerabilities catalog and flagged known ransomware campaign use, which indicates active real-world abuse and a strong need for prompt patching.

Recommended defensive actions

  • Inventory all Drupal Core deployments, including public-facing sites and non-production instances.
  • Apply the vendor’s updates and remediation guidance as soon as possible.
  • Confirm that every instance is patched, not just the primary production system.
  • Prioritize systems exposed to the internet or supporting critical business services.
  • Review authentication, access, and web server logs for suspicious activity around affected systems.
  • Validate that asset and vulnerability management records reflect completion of remediation.

Evidence notes

This debrief is based only on the supplied official sources: the CISA Known Exploited Vulnerabilities feed entry for CVE-2018-7602 and the linked official CVE/NVD records. The corpus explicitly states Drupal Core, remote code execution, known ransomware campaign use, and the required action to apply updates per vendor instructions. No CVSS score was provided in the supplied data.

Official resources

CVE published in the supplied timeline on 2022-04-13. CISA KEV added the entry on 2022-04-13 with a remediation due date of 2022-05-04.