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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2026-53459

Bambuddy's authentication fails open on database errors, allowing unauthenticated access to all endpoints

Description

Bambuddy is a self-hosted print archive and management system for Bambu Lab 3D printers. Starting in version 0.1.6 and prior to version 0.2.4.4, a fail-open in the authentication code allows any attacker to bypass authentication by flooding a public endpoint to exhaust resources causing database access to fail, granting unauthenticated access to all protected endpoints. Version 0.2.4.4 patches the issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

maziggy bambuddy

  • >= 0.1.6, < 0.2.4.4affected

References