CVE-2026-116044 prasathmani CVE debrief

Who should care

Defenders responsible for systems using TinyFileManager version 2.6 or earlier should assess exposure to remote URL file upload functionality and prioritize verification and remediation efforts.

Why it matters

The vulnerability allows for unrestricted upload, which can lead to potential security risks. Defenders should prioritize verifying the presence of TinyFileManager version 2.6 or earlier in their environment and assess exposure to remote URL file upload functionality.

• Verify the presence of TinyFileManager version 2.6 or earlier in the environment
• Assess exposure to remote URL file upload functionality
• Restrict access to the tinyfilemanager.php file

Technical summary

The vulnerability is related to the Remote URL File Upload Module in the tinyfilemanager.php file of prasathmani TinyFileManager up to 2.6, leading to unrestricted upload. The attack can be initiated remotely. Defenders should prioritize verifying the presence of TinyFileManager version 2.6 or earlier in their environment and assess exposure to remote URL file upload functionality. This vulnerability allows for unrestricted upload, which can lead to potential security risks. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Defensive priority

Defenders should prioritize verifying the presence of TinyFileManager version 2.6 or earlier in their environment and assess exposure to remote URL file upload functionality.

Recommended defensive actions

• Verify the presence of TinyFileManager version 2.6 or earlier in the environment
• Assess exposure to remote URL file upload functionality
• Restrict access to the tinyfilemanager.php file
• Monitor for suspicious activity related to file uploads
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. The vendor did not respond to the disclosure. The exploit has been disclosed publicly, but there is no information on its reliability or effectiveness.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.