CVE-2026-85663: Missing Authentication for Critical Function in aimhubio aim
Description
Aim 3.29.1 remote tracking server fails to authenticate requests and dispatches arbitrary methods through getattr without allowlist validation. Unauthenticated attackers can register clients, instantiate Repo resources, and invoke arbitrary methods to read experiments or delete runs.
CVSS v4.0
Score 9.3critical
Affected software
aimhubio
aim
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-85663 describes a missing authentication vulnerability in Aim 3.29.1's remote tracking server. The server fails to verify the authenticity of requests and dispatches arbitrary methods through Python's getattr function without validating against an allowlist. This flaw permits unauthenticated attackers to perform unauthorized actions such as client registration, repository resource instantiation, reading experiments, and deleting runs, leading to potential data compromise and manipulation.
Potential Impact
The vulnerability allows unauthenticated remote attackers to execute arbitrary methods on the Aim tracking server, resulting in unauthorized data access and deletion. This can lead to loss of experiment data integrity and confidentiality, severely impacting users relying on Aim for experiment tracking.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been documented. Until a patch is available, restrict network access to the Aim tracking server to trusted users only and monitor for suspicious activity.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-04T13:32:28.639Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a9adb43acd9273b49bef551
Added to database: 09/04/2026, 14:52:51 UTC
Last enriched: 09/07/2026, 12:14:52 UTC
Last updated: 10/18/2026, 06:48:20 UTC
Views: 56
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