Improper input validation in Drupal

CVE-2019-6339

In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; A remote code execution vulnerability exists in PHP's built-in phar stream wrapper when performing file operations on an untrusted phar:// URI. Some…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.332 (98.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-6339?
CVE-2019-6339 is a critical-severity vulnerability in Drupal, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-01-22.
How severe is CVE-2019-6339?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-6339 known to be exploited?
15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.