CVE-2026-85663: Aim 3.29.1 Remote Code Execution via Unauthenticated Method Dispatch

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-04 · updated 2026-09-10
Weakness: CWE-306

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.

Affected products

aimhubio/aim: through 3.29.1

References

https://github.com/aimhubio/aim
https://github.com/aimhubio/aim/blob/v3.29.1/aim/ext/transport/server.py
https://github.com/aimhubio/aim/blob/v3.29.1/aim/ext/transport/tracking.py
https://github.com/aimhubio/aim/issues/3412
https://www.vulncheck.com/advisories/aim-3.29.1-remote-code-execution-via-unauthenticated-method-dispatch
https://github.com/aimhubio/aim/issues/3412

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