High severity7.5NVD Advisory· Published Dec 15, 2023· Updated Jun 17, 2026
CVE-2023-6827
CVE-2023-6827
Description
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, 4.3.5. This makes it possible for authenticated attackers with subscriber-level capabilities or above, to upload arbitrary files on the affected site's server which may make remote code execution possible. CVE-2023-6140 appears to be a duplicate of this issue.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2<=4.3.5+ 1 more
- (no CPE)range: <=4.3.5
- (no CPE)range: <=4.3.5
Patches
Vulnerability mechanics
References
3- plugins.trac.wordpress.org/changeset/3009780/essential-real-estatenvdPatch
- www.wordfence.com/threat-intel/vulnerabilities/id/8bb2ce22-077b-41dd-a2ff-cc1db9d20d38nvdThird Party Advisory
- plugins.trac.wordpress.org/browser/essential-real-estate/tags/4.3.5/lib/smart-framework/core/fonts/fonts.class.phpnvdProduct
News mentions
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