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Vulnerabilities

Vulnerability · CVE-2018-7602

Drupal Core Remote Code Execution Vulnerability

Published Jul 19, 2018 · catalog updated Oct 2, 2026 · Drupal Drupal Core

Patch now

CVE-2018-7602 is in the CISA known-exploited catalog, due May 4, 2022. Confirm Drupal Drupal Core against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.17%
Remediation
Remediation guidance
Affected products
cpe debian/debian linux · cpe drupal/drupal · vendor Drupal Core · vendor Drupal Drupal Core

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe debian/debian linux7.0
  • cpe debian/debian linux8.0
  • cpe debian/debian linux9.0
  • cpe drupal/drupalversion unspecified
  • vendor Drupal Coreversion unspecified
  • vendor Drupal Drupal Coreversion unspecified

How to fix CVE-2018-7602

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2018-7602 is in the CISA known-exploited catalog, due May 4, 2022. Confirm Drupal Drupal Core against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with debian/debian linux 7.0; debian/debian linux 8.0; debian/debian linux 9.0. Apply updates per vendor instructions.

What should an analyst verify?

CWE-94: Code Injection. EPSS 99.17%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Technology hubs

Drupal security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 19, 2018 · Catalog

    Detected

    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 exploi

  2. Apr 13, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 4, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Oct 2, 2026 · Catalog

    Updated

    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 exploi

Sources

  • CISA KEVConfirmed exploitationCVE-2018-7602

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

    cisa.gov
  • CVE.orgVulnerability recordCVE-2018-7602

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-7602

    30-day exploitation probability 99.2%

    first.org
  • Exploit DatabasePublic exploit reference44542

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Exploit DatabasePublic exploit reference44557

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-2018-7602

    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 - H

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2018-7602

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

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.