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Status published
Critical
CVE-2017-6920
Drupal core 8 before versions 8.3.4 allows remote attackers to...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
More from Drupal.org
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Unknown
0
CVE-2017-6932
Drupal core 7.x versions before 7.57 has an external link...
Medium
4.7
CVE-2017-6931
In Drupal versions 8.4.x versions before 8.4.5 the Settings Tray...
Medium
6.5
CVE-2017-6930
In Drupal versions 8.4.x versions before 8.4.5 when using node...
High
8.1
CVE-2017-6929
A jQuery cross site scripting vulnerability is present when making...
Medium
6.1
Affected Vendor
Drupal.org
View all reports →Affected Software
Drupal Core
Vulnerable Versions:
8 prior to 8.3.4
Timeline
Official Publish:
August 6th, 2018
Last Modified:
September 16th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.