PT-2026-53385 · Pypi · Backend-Ai

Published 2026-06-29 · Updated 2026-06-29

OSV

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Missing Authentication in the registration feature of Lablup's BackendAI allows arbitrary users to create user accounts that can access private data even when registration is disabled.

Fix

Related Identifiers

PYSEC-2026-290

Affected Products

Backend-Ai

References · 10

• https://osv.dev/vulnerability/PYSEC-2026-290 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-49652 · Security Note
• https://github.com/lablup/backend.ai · Note
• https://github.com/lablup/backend.ai/commit/37fc8f70f9bad2dd01fe2e288f9006e96f9914ed · Note
• https://github.com/lablup/backend.ai/commit/b6d3ddd9e285a7ce59722a37585b9298681eb82f · Note
• https://github.com/lablup/backend.ai/commit/d7704f506e319acff205d91bfca6e2ca92939983 · Note
• https://pypi.org/project/backend-ai · Note
• https://github.com/advisories/GHSA-ww28-4m4v-cq4j · Note
• https://hiddenlayer.com/sai_security_advisor/2025-05-backendai-49653 · Note
• https://hiddenlayer.com/sai_security_advisor/2025-06-backendai · Note