CVE-2026-59821: LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.82.0-stable, LiteLLM's Custom Code Guardrails production create and update paths did not apply the s...

Added to the CISA Known Exploited Vulnerabilities catalog on 08 Jul 2026. Vendor: AI/ML. Product: LLM. CVSS score: 7.2.

LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.82.0-stable, LiteLLM's Custom Code Guardrails production create and update paths did not apply the same sandboxing and validation used by the test endpoint, allowing a privileged user with access to c...

Required action: Review and patch if applicable to your AI infrastructure.