VULNERABILITY INTELLIGENCE

CVE-2019-18888

CVSS score7.5 HIGH
EPSS probability2.25%
CISA KEVNot currently listed
Published2019-11-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. If an application passes unvalidated user input as the file for which MIME type validation should occur, then arbitrary arguments are passed to the underlying file command. This is related to symfony/http-foundation (and symfony/mime in 4.3.x).

Weakness classification

  • CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Primary references