Auth bypass in Bambuddy

CVE-2026-25505

Bambuddy is a self-hosted print archive and management system for Bambu Lab 3D printers. Prior to version 0.1.7, a hardcoded secret key used for signing JWTs is checked into source code and ManyAPI routes do not check authentication. This…

Vulnerability class: Broken Authentication

EPSS: 0.007 (49.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-25505?
CVE-2026-25505 is a critical-severity vulnerability in Bambuddy, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-02-04.
How severe is CVE-2026-25505?
Critical severity. CVSS v3 base score is 9.8 out of 10.