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CVE-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 - Highly critical - Remote Code Execution - SA-CORE-2018-002. Both SA-CORE-2018-002 and this vulnerability are being…

Actively exploited: CISA added it to its Known Exploited Vulnerabilities catalog on 13 Apr 2022.

Severity
Critical 9.8
Published
19 Jul 2018
Last changed
2 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
7.59, 8.4.8, 8.5.3
Exploit chance
99% in the next 30 daysHigher than 99% of CVEs. EPSS by FIRST, 10 Nov 2026
Weakness
Code injection (CWE-94)
Attack
Over the network · No login needed · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Sources
NVD

Description

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.

From NVD.

Affected software

SoftwareAffected versions
DrupalServers and applications · cpe:a:drupal:drupal
  • From 7.0 before 7.59
  • From 8.4.0 before 8.4.8
  • From 8.5.0 before 8.5.3

Known exploited

CISA name
Drupal Core Remote Code Execution Vulnerability
Required action
Apply updates per vendor instructions.
Due for US agencies
4 May 2022
Used in ransomware
Yes, known

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-7602
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-7602