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CRITICAL9.1

PYSEC-2026-438

OpenViking: Unauthenticated remote bot control via OpenAPI HTTP routes

Quick fix

PYSEC-2026-438 — openviking: upgrade to the fixed version with the command below.

pip install --upgrade 'openviking>=0.3.9'

Details

OpenViking prior to commit c7bb167 contains an authentication bypass vulnerability in the VikingBot OpenAPI HTTP route surface where the authentication check fails open when the api_key configuration value is unset or empty. Remote attackers with network access to the exposed service can invoke privileged bot-control functionality without providing a valid X-API-Key header, including submitting attacker-controlled prompts, creating or using bot sessions, and accessing downstream tools, integrations, secrets, or data accessible to the bot.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/openviking
Introduced in: 0Fixed in: 0.3.9
Fixpip install --upgrade 'openviking>=0.3.9'

References