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CVE-2026-94489— OctoPrint File Download API files.py _validate path traversal

Quick assessment

Affected
n/a OctoPrint
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

A vulnerability was identified in OctoPrint 1.0.0. Affected by this vulnerability is the function _validate of the file src/octoprint/server/api/files.py of the component File Download API. Such manipulation of the argument filename leads to path traversal. Th

CVSS 4.3 · Medium EPSS 0.36% · P30

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a OctoPrint 1.0.0 affected
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I. Basic Information for CVE-2026-94489

Vulnerability Information

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Vulnerability Title
OctoPrint File Download API files.py _validate path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in OctoPrint 1.0.0. Affected by this vulnerability is the function _validate of the file src/octoprint/server/api/files.py of the component File Download API. Such manipulation of the argument filename leads to path traversal. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- OctoPrint 1.0.0 cpe:2.3:a:octoprint:octoprint:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-94489

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III. Intelligence Information for CVE-2026-94489

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Same Patch Batch · n/a · 2026-09-21 · 36 CVEs total

CVE-2026-88409 8.8 HIGH CVE-2026-88409
CVE-2026-88411 7.5 HIGH CVE-2026-88411
CVE-2026-88407 7.5 HIGH CVE-2026-88407
CVE-2026-88406 7.5 HIGH CVE-2026-88406
CVE-2026-94110 7.3 HIGH QCMS Content Detail Controllers.php self_Tmp sql injection
CVE-2026-88410 7.1 HIGH CVE-2026-88410
CVE-2026-88408 6.5 MEDIUM CVE-2026-88408
CVE-2026-94148 5.3 MEDIUM ScadaBR Export Project Endpoint export_project.htm EmportDwr.createExportJSON information
CVE-2026-88412 5.3 MEDIUM CVE-2026-88412
CVE-2026-94103 4.7 MEDIUM RooCMS Frontend Rendering site_pagePHP.php eval code injection
CVE-2026-94102 4.3 MEDIUM WuzhiCMS Login index.php redirect
CVE-2026-67827 CVE-2026-67827
CVE-2026-88738 CVE-2026-88738
CVE-2026-78847 CVE-2026-78847
CVE-2026-78806 CVE-2026-78806
CVE-2026-79320 CVE-2026-79320
CVE-2026-79318 CVE-2026-79318
CVE-2026-79316 CVE-2026-79316
CVE-2026-79317 CVE-2026-79317
CVE-2026-79079 CVE-2026-79079

Showing top 20 of 36 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: OctoPrint
Same vendor: n/a
Same weakness: CWE-22

V. Comments for CVE-2026-94489

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