Description
Part-DB is an open source inventory management system for electronic components. Prior to version 2.13.2, Part-DB contains a spreadsheet formula injection vulnerability in the part import/export workflow. An authenticated user with permission to import parts can import a CSV file containing formula-prefixed values, such as =1+1, into user-controlled part fields. When the affected part is later exported as an XLSX spreadsheet, Part-DB writes the attacker-controlled value using PhpSpreadsheet's setCellValue() method without neutralising spreadsheet formula characters. As a result, the exported XLSX file contains an executable spreadsheet formula cell rather than a plain text value. If another user exports and opens the spreadsheet, the formula may be evaluated by their spreadsheet software. This issue has been patched in version 2.13.2.
Published: 2026-10-23
Score: 4.6 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Fri, 23 Oct 2026 04:30:00 +0000

Type Values Removed Values Added
Description Part-DB is an open source inventory management system for electronic components. Prior to version 2.13.2, Part-DB contains a spreadsheet formula injection vulnerability in the part import/export workflow. An authenticated user with permission to import parts can import a CSV file containing formula-prefixed values, such as =1+1, into user-controlled part fields. When the affected part is later exported as an XLSX spreadsheet, Part-DB writes the attacker-controlled value using PhpSpreadsheet's setCellValue() method without neutralising spreadsheet formula characters. As a result, the exported XLSX file contains an executable spreadsheet formula cell rather than a plain text value. If another user exports and opens the spreadsheet, the formula may be evaluated by their spreadsheet software. This issue has been patched in version 2.13.2.
Title Part-DB: Spreadsheet Formula Injection in XLSX Part Exports
Weaknesses CWE-1236
CWE-20
References
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}


Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-10-23T04:05:24.420Z

Reserved: 2026-09-04T19:23:40.691Z

Link: CVE-2026-86020

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-23T05:17:18.753

Modified: 2026-10-23T05:17:18.753

Link: CVE-2026-86020

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-1236

    Improper Neutralization of Formula Elements in a CSV File

  • CWE-20

    Improper Input Validation