Path Traversal Vulnerability in Sanster IOPaint File Manager
CVE-2026-5258

6.9MEDIUM

Key Information:

Vendor

Sanster

Status
Iopaint
Vendor
CVE Published:
1 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5258?

A path traversal vulnerability exists in Sanster IOPaint version 1.5.3, specifically within the _get_file function in the file_manager.py component. By manipulating the filename argument, attackers can perform unauthorized file access remotely. This exploit has been publicly disclosed, and the vendor has been notified but has not yet responded to the report.

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Affected Version(s)

IOPaint 1.5.3

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-2026-5258 - Proof of Concept

References

https://vuldb.com/vuln/354448
vdb-entrytechnical-description
https://vuldb.com/vuln/354448/cti
signaturepermissions-required
https://vuldb.com/submit/780666
third-party-advisory

CVSS V4

Score:
6.9
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

Yu_Bao (VulDB User)
VulDB
JSON
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