CVE-2026-5258

| EUVD-2026-17821 MEDIUM
2026-04-01 VulDB GHSA-qw2j-qjh4-32jw
6.9
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 01, 2026 - 14:23 vuln.today
Public exploit code
Analysis Generated
Apr 01, 2026 - 07:00 vuln.today
EUVD ID Assigned
Apr 01, 2026 - 07:00 euvd
EUVD-2026-17821
CVE Published
Apr 01, 2026 - 06:45 nvd
MEDIUM 6.9

Description

A vulnerability was found in Sanster IOPaint 1.5.3. Impacted is the function _get_file of the file iopaint/file_manager/file_manager.py of the component File Manager. Performing a manipulation of the argument filename results in path traversal. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

Path traversal in Sanster IOPaint 1.5.3 File Manager allows unauthenticated remote attackers to read, write, or delete arbitrary files via manipulated filename parameters in the _get_file function. EPSS data unavailable, but publicly available exploit code exists. …

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Remediation

Within 24 hours: Identify all IOPaint instances running version 1.5.3 in your environment and isolate them from untrusted networks. Within 7 days: Contact Sanster for patch availability status and interim guidance; evaluate alternative file management solutions or temporary network segmentation. …

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Priority Score

55
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +34
POC: +20

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CVE-2026-5258 vulnerability details – vuln.today

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