CVE-2026-2654: huggingface smolagents LocalPythonExecutor requests.post server-side request forgery

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-02-18 · updated 2026-06-17
Weakness: CWE-918

Description

A weakness has been identified in huggingface smolagents 1.24.0. Impacted is the function requests.get/requests.post of the component LocalPythonExecutor. Executing a manipulation can lead to server-side request forgery. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

huggingface smolagents: from 1.0.0 through 1.24.0

References

https://github.com/CH0ico/CVE_choco_smolagent/blob/main/report.md#proof-of-concept-execution
https://github.com/CH0ico/CVE_choco_smolagent/tree/main
https://vuldb.com/?ctiid.346451
https://vuldb.com/?id.346451
https://vuldb.com/?submit.752774

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