CVE-2026-86019

Part-DB: Attachment Size Limit Bypass via API Base64 Upload

MEDIUM
5.3
CVSS Score
Published: October 23, 2026 at 04:04 AM UTC
Updated: October 23, 2026 at 07:36 PM UTC
1 product affected across 1 vendorDB Project Part DB

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%

Description

Part-DB is an open source inventory management system for electronic components. Prior to version 2.13.2, Part-DB allows authenticated API users to bypass the configured maximum attachment file size by uploading attachments through the API using base64-encoded file data. The application enforces the configured attachment size limit for normal browser-based file uploads, but the API base64 upload path does not apply the same size validation. As a result, an authenticated user with API access and permission to create attachments can upload files larger than the configured maximum attachment size, potentially exhausting disk space and causing a denial of service. This issue has been patched in version 2.13.2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

CVSS

5.3MEDIUMGitHub_M
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-400CWE-770

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