Unrestricted File Upload Vulnerability in TinyFileManager by prasathmani
CVE-2026-108801

5.3MEDIUM

Key Information:

Vendor

Prasathmani

Status
Tinyfilemanager
Vendor
CVE Published:
12 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-108801?

A security flaw in prasathmani's TinyFileManager allows for unrestricted file uploads due to improper handling of the move_uploaded_file function within tinyfilemanager.php. This vulnerability permits an attacker to manipulate the fullpath argument, enabling the remote execution of unauthorized files. Despite early notifications to the vendor regarding this issue, no response was recorded, which raises concerns about the security posture of the affected version. This exploit poses significant risks not just to the application itself but also to the broader system where it is deployed.

Affected Version(s)

TinyFileManager 2.0

TinyFileManager 2.1

TinyFileManager 2.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-108801 - Proof of Concept

References

https://vuldb.com/vuln/416578
vdb-entrytechnical-description
https://vuldb.com/vuln/416578/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108801
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

silverdragon (VulDB User)
VulDB CNA Team
.