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CVE-2023-6827: The Essential Real Estate plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation on the 'ajaxUploadFonts' function in versions up to, and including, 4.3.

high Affects essential-real-estate (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Essential Real Estate plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation on the 'ajaxUploadFonts' function in versions up to, and including, 4.3.

Package
essential-real-estate (WordPress plugin) WordPress
Affected versions
<=4.3.5
Fixed in
no fix recorded
Severity
high  CVSS 7.5
Exploitation
not on CISA KEV · EPSS 1% (69.6th percentile)
Published
2023-12-15
Source
nvd

References

CWE-434
NVD recordessential-real-estate (WordPress plugin) advisories

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