Arbitrary Code Execution Affecting johnpbloch/wordpress-core package, versions <4.9.9>=5.0.0, <5.0.1


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Mature
EPSS
90.27% (100th percentile)

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  • Snyk IDSNYK-PHP-JOHNPBLOCHWORDPRESSCORE-173727
  • published20 Feb 2019
  • disclosed20 Feb 2019
  • creditUnknown

Introduced: 20 Feb 2019

CVE-2019-8942  (opens in a new tab)
CWE-94  (opens in a new tab)

How to fix?

Upgrade johnpbloch/wordpress-core to version 4.9.9, 5.0.1 or higher.

Overview

johnpbloch/wordpress-core is a web software you can use to create a website or blog.

Affected versions of this package are vulnerable to Arbitrary Code Execution via the _wp_attached_file Post Meta entry. An attacker with author privileges could execute arbitrary code by uploading a crafted image containing PHP code in the Exif metadata.

CVSS Scores

version 3.1