9.8

CVE-2018-7600: Drupal Core Remote Code Execution Vulnerability

CVSS: 9.8v3.1CriticalKEVRansomwareAnalyzed
AliasesUBUNTU-CVE-2018-7600DLA-1325-1DSA-4156-1
Published 29-03-2018Last modified 21-10-2025

Vulnerability summary

CVE-2018-7600 is a critical (CVSS 9.8) Improper Input Validation vulnerability in Drupal Drupal Core. It is known to be exploited: CISA lists it, first on 03-11-2021. It has been used in ransomware campaigns. EPSS estimates a 99.99% chance of exploitation in the next 30 days, higher than 99.9% of scored vulnerabilities. 5 public exploits are recorded.

Overall risk
90/100
0100
Critical · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
99.99%
0%100%
Critical · 0.00 pp in 30 days
KEVListedCISA
RansomwareKnown useFlagged by CISA
Public exploits5reference, exploit-database, metasploit

Advisory lineage

Upstream 0 · Downstream 1 · Related 1

Timeline

  1. 29-03-2018
    PublishedVulnerability first disclosed.
  2. 03-11-2021
    Added to CISA KEVDrupal Core Remote Code Execution Vulnerability
  3. 03-05-2022
    CISA remediation dueApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

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.

CVSS metrics

5 scores · 3 sources · 3 versions

EPSS trend

Probability

99.99%

Chance of exploitation in the next 30 days

Percentile

100%

Versus all other CVEs

30-day change

0.00 pp

From 99.99% on 18-09-2026

18-09-202618-10-2026
EPSS score
99.99%

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
03-11-2021
Federal due date
03-05-2022
Ransomware

CISA required action

Apply updates per vendor instructions. nvd.nist.gov/vuln/detail/CVE-2018-7600

Public exploits

5 found
  • referenceUnverified

    Exploit Reference (research.checkpoint.com)

    Maturity: unknown

  • exploit-databaseremotephpVerified

    Drupal < 8.3.9 / < 8.4.6 / < 8.5.1 - 'Drupalgeddon2' Remote Code Execution (Metasploit)

    Maturity: weaponized

  • exploit-databasephpVerified

    Drupal < 7.58 / < 8.3.9 / < 8.4.6 / < 8.5.1 - 'Drupalgeddon2' Remote Code Execution

    Maturity: poc

Show all 5 exploits
  • exploit-databasephpVerified

    Drupal < 8.3.9 / < 8.4.6 / < 8.5.1 - 'Drupalgeddon2' Remote Code Execution (PoC)

    Maturity: poc

  • MetasploitMetasploitremoteVerified

    Drupal Drupalgeddon 2 Forms API Property Injection

    exploit/unix/webapp/drupal_drupalgeddon2

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Debian2 products
  • drupal7< 7.32-1+deb8u11 | < 7.52-2+deb9u3 | < 7.14-2+deb7u18
  • debian_linuxEOL7.0 | 8.0 | 9.0
Drupal1 product
  • drupal≤ 7.57 | ≥ 8.0.0, < 8.3.9 | ≥ 8.4.0, < 8.4.6 | ≥ 8.5.0, < 8.5.1
Ubuntu1 product
  • drupal7< 7.26-1ubuntu0.1+esm1 | < 7.44-1ubuntu1~16.04.0+esm1

3 vendors · 4 products

References

26 links
Show all 26 references