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CVE-2026-40217 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: April 10, 2026

LiteLLM - Remote Code Execution

Published: April 10, 2026Updated: April 10, 2026Remote Exploitable

Overview

LiteLLM through 2026-04-08 contains a remote code execution caused by bytecode rewriting at the /guardrails/test_custom_code URI, letting remote attackers execute arbitrary code, exploit requires network access.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Remote attackers can execute arbitrary code, potentially leading to full system compromise.

Mitigation

Update to a version later than 2026-04-08 or the latest available version.

References

https://www.x41-dsec.de/lab/advisories/x41-2026-001-litellm/

Related Resources

Vulnerability Intelligence Dashboard
Credential Scanner

Details

CVE ID: CVE-2026-40217
Severity: High
CVSS Score: 8.8
Type: undefined
Status: new

CWE

CWE-420

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H