CVE-2026-42271: BerriAI LiteLLM Command Injection Vulnerability

Summary

BerriAI LiteLLM contains a command injection vulnerability that could allow any authenticated user, including holders of low-privilege internal-user keys, to run arbitrary commands on the host.

Remediation

Inventory every BerriAI LiteLLM deployment, including staging.
No fixed version appears in the public sources yet. Check the references below and the vendor directly.
Review logs from before the change for signs of exploitation.

CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

References

Advisoryhttps://github.com/BerriAI/litellm/security/advisories/GHSA-v4p8-mg3p-g94g
Advisoryhttps://github.com/BerriAI/litellm/releases/tag/v1.83.7-stable
Advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2026-42271
Advisoryhttps://access.redhat.com/errata/RHSA-2026:28960
Advisoryhttps://access.redhat.com/errata/RHSA-2026:30056
Advisoryhttps://access.redhat.com/errata/RHSA-2026:27784
Referencehttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42271
Referencehttps://access.redhat.com/security/cve/CVE-2026-42271
Referencehttps://bugzilla.redhat.com/show_bug.cgi?id=2467924
Referencehttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42271.json