CVE-2025-49651
Backend.AI Missing Authorization vulnerability
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. NOTE: The maintainers of BackendAI do not consider this report to fit with their threat model and advise users to follow security advice from https://github.com/lablup/backend.ai/pull/7587 in their instances to protect themselves from the conditions that would lead to the situation described in the CVE record.
How to fix CVE-2025-49651
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- —no fix listed
Is CVE-2025-49651 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, <= 25.3.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |