CVE-2018-20149

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS, as demonstrated by a .jpg file without JPEG data.

Metrics

CVSS 3.0 5.4/10CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published: Dec 14, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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