CVE-2021-47965
Critical
Description
WordPress Plugin WP Super Edit 2.5.4 and earlier contains an unrestricted file upload vulnerability in the FCKeditor component that allows attackers to upload dangerous file types without validation. Attackers can upload arbitrary files through the filemanager upload endpoint to achieve remote code execution and complete system compromise.
SeverityCritical
CVSS9.8
Exploit probability—
ProductWP Super Edit
PublishedMay 15, 2026
First seenMay 15, 2026
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| wp-super-edit WP Super Edit | v ≤ 2.5.4 | — |
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