Is litellm affected by CVE-2026-42271?

PyPI litellm is affected in >=1.74.2 <1.83.7.

Is CVE-2026-42271 being exploited?

Yes — it is on the CISA Known Exploited Vulnerabilities (KEV) list.

high exploited in the wild

CVE-2026-42271

Q: Is CVE-2026-42271 being exploited?

Yes — it is on the CISA Known Exploited Vulnerabilities (KEV) list.

PyPI · litellm

Summary

LiteLLM: Authenticated command execution via MCP stdio test endpoints

Severity: high
EPSS: 53.7% (p99)
Also known as: GHSA-v4p8-mg3p-g94g
Published: 2026-04-25

References

https://github.com/BerriAI/litellm/security/advisories/GHSA-v4p8-mg3p-g94g
https://nvd.nist.gov/vuln/detail/CVE-2026-42271
https://github.com/BerriAI/litellm

Related advisories

CVE-2026-49468 — critical · PyPI/litellm
CVE-2026-42208 — critical · PyPI/litellm
CVE-2026-35030 — critical · PyPI/litellm
GHSA-5mg7-485q-xm76 — critical · PyPI/litellm
CVE-2026-40217 — high · PyPI/litellm
CVE-2026-42203 — high · PyPI/litellm
GHSA-69x8-hrgq-fjj8 — high · PyPI/litellm
CVE-2026-35029 — high · PyPI/litellm

Is your project exposed to this? Stateward checks every dependency on every pull request and flags it only if your code actually reaches it.

Check my repo

Summarize with AI

ChatGPT Claude Perplexity

Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.