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Drupal · Drupal Core

CVE-2018-7600

Drupal Core Remote Code Execution Vulnerability

Exploited in attacks Used by ransomware Critical 9.8 Attack chance: >99.9%
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What it is

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.

CISA: Drupal Core contains a remote code execution vulnerability that could allow an attacker to exploit multiple attack vectors on a Drupal site, resulting in complete site compromise.

What to do

Apply updates per vendor instructions.

Deadline for US federal agencies: May 3, 2022

Added to the CISA list
November 3, 2021
Published
March 29, 2018
Severity
Critical 9.8 CVSS 3.1
Chance of attacks in the next 30 days (EPSS)
>99.9% in the top 0.1% of all known vulnerabilities
Weakness
CWE-20
More details
NVD · CVE.org · CISA
All references (20)

More exploited flaws from Drupal

AddedVulnerabilityProductSeverityAttack chance
Jan 18, 2022core Un-restricted Upload of FileCVE-2020-13671Drupal coreHigh 8.836%
May 22, 2026SQL InjectionCVE-2026-9082CoreCritical 9.889%
Apr 13, 2022Remote Code ExecutionCVE-2018-7602used by ransomwareCoreHigh 8.199.2%
Mar 25, 2022Remote Code ExecutionCVE-2019-6340CoreHigh 8.192%

All of them →

Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.