Is CVE-2018-7602 in the CISA KEV catalog?

Yes. CVE-2018-7602 is on the CISA Known Exploited Vulnerabilities list, added 2022-04-13, and has known ransomware campaign use.

What is the CVSS severity of CVE-2018-7602?

CVE-2018-7602 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-7602?

CVE-2018-7602 has an EPSS score of 99.24% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-7602?

Upgrade drupal7 on ubuntu 14.04 to 7.26-1ubuntu0.1+esm1 or later.

CVE & CISA-KEV Catalog

CVE-2018-7602

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

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.

CWE-94Code Injection

How to fix

Remediation Available

drupal7Ubuntu

Fixed in:7.26-1ubuntu0.1+esm1USN-4773-1

Fixed in:7.44-1ubuntu1~16.04.0+esm1USN-4773-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

99.24%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Drupal Core Remote Code Execution Vulnerability

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

Apply updates per vendor instructions.

Remediation due: 2022-05-04

Associated with ransomware campaigns

References

Patch1

drupal.org

Exploit2

Third-Party Advisory4

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2025-3248	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-07.