Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2017-6920

Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.

  • Published: Aug 6, 2018
  • Updated: Nov 9, 2025
  • CVE: CVE-2017-6920
  • Severity: High
  • Exploit:

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs: