Arbitrary Code Injection Affecting getgrav/grav package, versions <1.7.42


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.39% (75th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Arbitrary Code Injection vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-PHP-GETGRAVGRAV-5710382
  • published15 Jun 2023
  • disclosed15 Jun 2023
  • creditscgajge12

Introduced: 15 Jun 2023

CVE-2023-34251  (opens in a new tab)
CWE-94  (opens in a new tab)

How to fix?

Upgrade getgrav/grav to version 1.7.42 or higher.

Overview

getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS.

Affected versions of this package are vulnerable to Arbitrary Code Injection by embedding malicious PHP code on the administrator screen by a user with page editing privileges.

PoC

{{['id']|map('system')|join}}

CVSS Scores

version 3.1