Arbitrary Directory Write Vulnerability in WordPress wp_crop_image()

Arbitrary Directory Write Vulnerability in WordPress wp_crop_image()

CVE-2019-8943 · MEDIUM Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

WordPress through 5.0.3 allows Path Traversal in wp_crop_image(). An attacker (who has privileges to crop an image) can write the output image to an arbitrary directory via a filename containing two image extensions and ../ sequences, such as a filename ending with the .jpg?/../../file.jpg substring.

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