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CVE-2018-17573: The Wp-Insert plugin through 2.4.2 for WordPress allows upload of arbitrary PHP code because of the exposure and configuration of FCKeditor under fckeditor/editor/filemanager/browser/default/browser.h

critical Affects wp-insert (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Wp-Insert plugin through 2.4.2 for WordPress allows upload of arbitrary PHP code because of the exposure and configuration of FCKeditor under fckeditor/editor/filemanager/browser/default/browser.h

Package
wp-insert (WordPress plugin) WordPress
Affected versions
<=2.4.2
Fixed in
no fix recorded
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 3% (88.7th percentile)
Published
2018-09-28
Source
nvd

References

CWE-434
NVD recordwp-insert (WordPress plugin) advisories

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