CVE-2026-1405: CWE-434 Unrestricted Upload of File with Dangerous Type in franchidesign Slider Future
The Slider Future plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'slider_future_handle_image_upload' function in all versions up to, and including, 1.0.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
AI Analysis
Technical Summary
CVE-2026-1405 is a critical vulnerability in the franchidesign Slider Future WordPress plugin (versions up to 1.0.5) caused by the lack of file type validation in the 'slider_future_handle_image_upload' function. This allows unauthenticated attackers to upload arbitrary files to the server hosting the plugin, potentially leading to remote code execution. The vulnerability is classified under CWE-434 (Unrestricted Upload of File with Dangerous Type) and has a CVSS 3.1 base score of 9.8, reflecting its critical severity and ease of exploitation without privileges or user interaction.
Potential Impact
Successful exploitation allows unauthenticated attackers to upload arbitrary files, which may lead to remote code execution on the affected server. This compromises the confidentiality, integrity, and availability of the affected system. The vulnerability poses a critical risk to websites using the Slider Future plugin up to version 1.0.5.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict file upload permissions and consider disabling or removing the Slider Future plugin if possible. Monitor official franchidesign communications for updates on patches or mitigations.
CVE-2026-1405: CWE-434 Unrestricted Upload of File with Dangerous Type in franchidesign Slider Future
Description
The Slider Future plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'slider_future_handle_image_upload' function in all versions up to, and including, 1.0.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
CVSS v3.1
Score 9.8critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-1405 is a critical vulnerability in the franchidesign Slider Future WordPress plugin (versions up to 1.0.5) caused by the lack of file type validation in the 'slider_future_handle_image_upload' function. This allows unauthenticated attackers to upload arbitrary files to the server hosting the plugin, potentially leading to remote code execution. The vulnerability is classified under CWE-434 (Unrestricted Upload of File with Dangerous Type) and has a CVSS 3.1 base score of 9.8, reflecting its critical severity and ease of exploitation without privileges or user interaction.
Potential Impact
Successful exploitation allows unauthenticated attackers to upload arbitrary files, which may lead to remote code execution on the affected server. This compromises the confidentiality, integrity, and availability of the affected system. The vulnerability poses a critical risk to websites using the Slider Future plugin up to version 1.0.5.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict file upload permissions and consider disabling or removing the Slider Future plugin if possible. Monitor official franchidesign communications for updates on patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-01-24T14:56:58.422Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 699697f66aea4a407a3be111
Added to database: 2/19/2026, 4:56:22 AM
Last enriched: 4/9/2026, 6:29:44 PM
Last updated: 6/9/2026, 5:59:10 PM
Views: 317
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