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.
Published: 2026-05-15
Score: 9.3 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 17 May 2026 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Wp-super-edit
Wp-super-edit wp Super Edit
Vendors & Products Wordpress
Wordpress wordpress
Wp-super-edit
Wp-super-edit wp Super Edit

Fri, 15 May 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 15 May 2026 19:00:00 +0000

Type Values Removed Values Added
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.
Title WordPress Plugin WP Super Edit 2.5.4 Unrestricted File Upload
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Wordpress Wordpress
Wp-super-edit Wp Super Edit
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-05-25T23:41:17.885Z

Reserved: 2026-05-15T16:35:45.714Z

Link: CVE-2021-47965

cve-icon Vulnrichment

Updated: 2026-05-15T20:10:03.401Z

cve-icon NVD

Status : Deferred

Published: 2026-05-15T19:16:56.163

Modified: 2026-06-17T04:18:50.630

Link: CVE-2021-47965

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-17T17:01:09Z

Weaknesses