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CVE-2018-14028: In WordPress 4.9.7, plugins uploaded via the admin area are not verified as being ZIP files. This allows for PHP files to be uploaded. Once a PHP file is uploaded, the plugin extraction fails, but the

high Affects WordPress core. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

In WordPress 4.9.7, plugins uploaded via the admin area are not verified as being ZIP files. This allows for PHP files to be uploaded. Once a PHP file is uploaded, the plugin extraction fails, but the

Package
WordPress core WordPress
Affected versions
=4.9.7
Fixed in
no fix recorded
Severity
high  CVSS 7.2
Exploitation
not on CISA KEV · EPSS 15% (96.7th percentile)
Published
2018-08-10
Source
nvd

References

CWE-434
NVD recordWordPress core advisories

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