Critical Security Advisory LiteLLM Remote Code Execution CVE-2026-42271 and CVE-2026-48710 Threat Intelligence Alert

[Eyal Estrin]

CVE-2026-42271 Chained with CVE-2026-48710
https://horizon3.ai/attack-research/vulnerabilities/cve-2026-42271-chained-with-cve-2026-48710/

Authenticated command execution via MCP stdio test endpoints
https://github.com/BerriAI/litellm/security/advisories/GHSA-v4p8-mg3p-g94g

CVE-2026-42271
https://www.cve.org/CVERecord?id=CVE-2026-42271

LiteLLM Command Injection (CVE-2026-42271)
https://advisories.checkpoint.com/defense/advisories/public/2026/cpai-2026-5519.html/

CVE-2026-42271 LiteLLM Authenticated command execution via MCP stdio test endpoints
https://www.miggo.io/vulnerability-database/cve/CVE-2026-42271

LiteLLM Flaw CVE-2026-42271 Exploited in the Wild, Chains to Unauthenticated RCE
https://thehackernews.com/2026/06/litellm-flaw-cve-2026-42271-exploited.html

Eyal Estrin
Author | Cloud Architect | AWS • Azure • GCP Insights
Social: @eyalestrin
Connect: https://linktr.ee/eyalestrin Blog: https://security-24-7.com