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CVE-2019-6339: A remote code execution vulnerability exists in PHP's built-in phar stream wrapper when performing file operations on an

critical Affects drupal/core, drupal/drupal. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

A remote code execution vulnerability exists in PHP's built-in phar stream wrapper when performing file operations on an

Package
drupal/core Composer
Affected versions
>= 8.0.0 <8.5.9 or >=8.6.0 <8.6.6 or >=7.0.0 and <7.62.0 or >=8.0.0 and <8.5.9 or >=8.6.0 and <8.6.6 or >=8.0.0 and <8.1.0 or >=8.1.0 and <8.2.0 or >=8.2.0 and <8.3.0 or >=8.3.0 and <8.4.0 or >=8.4.0 and <8.5.0 or >=8.5.0 and <8.5.9
Fixed in
8.5.9, 8.6.6, 7.62.0
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 36% (98.5th percentile)
Published
2019-01-16
Source
osv.dev

References

Arbitrary PHP code execution in Drupal

Package
drupal/drupal Composer
Affected versions
>=7.0.0 and <7.62.0 or >=8.0.0 and <8.5.9 or >=8.6.0 and <8.6.6 or >=8.0.0 and <8.1.0 or >=8.1.0 and <8.2.0 or >=8.2.0 and <8.3.0 or >=8.3.0 and <8.4.0 or >=8.4.0 and <8.5.0 or >=8.5.0 and <8.5.9
Fixed in
7.62.0, 8.5.9, 8.6.6
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 36% (98.5th percentile)
Published
2022-01-06
Source
osv.dev

References

CWE-20
NVD recorddrupal/core advisoriesdrupal/drupal advisories

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