CVE-2026-40217CWE-420

LiteLLM through 2026-04-08 allows remote attackers to execute arbitrary code via bytecode rewriting at the /guardrails/test_custom_code URI

High · published April 10, 2026

CVSS v3.1
8.8
EPSS
3%
Percentile
88.8
In the wild
Unconfirmed
What it is

LiteLLM through 2026-04-08 allows remote attackers to execute arbitrary code via bytecode rewriting at the /guardrails/test_custom_code URI.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.03399 · 88.8th percentile
Weakness
CWE-420 · Unprotected Alternate Channel
Published
2026-04-10T13:43Z
EPSS history
Timeline
  • 25 SEP 03:25Z
    EPSS moved 15% → 3%
    epss
  • 10 APR 13:43Z
    LiteLLM through 2026-04-08 allows remote attackers to execute arbitrary code via bytecode rewriting at the /guardrails/test_custom_code URI
    cvelistv5