CVE-2026-42271GHSA-v4p8-mg3p-g94gPYSEC-2026-2599
BerriAI LiteLLM Command Injection Vulnerability
BerriAI LiteLLMPyPILibraries & packages
CVSS
8.7HighExploit odds (EPSS)92.6%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
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. CISA KEV
What fixes it
- 1.83.7litellm, PyPIOSV
pip install "litellm>=1.83.7"
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Timeline
- 21 Apr 2026Exploit code publicMetasploit
- 8 May 2026, 03:35 UTCPublishedCVE List
- 8 Jun 2026Added to CISA KEVCISA KEV
- 30 Sep 2026, 14:00 UTCFirst reported exploitedGoogle Threat Intelligence
Public exploit code and templates 2
- Exploit moduleBerriAI LiteLLM Proxy MCP Test Endpoint Command Execution 21 Apr 2026Metasploit
- Scanner templateLiteLLM - Command InjectionNuclei
Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.
Description
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.
Text from CVE List
Affected versions 53
- litellmaffected: >= 1.74.2, < 1.83.7CVE List
- litellm, pip>=1.74.2, <1.83.7GitHub
- litellm, PyPIfrom 1.74.2, fixed in 1.83.7OSV
- litellm, PyPI1.74.12OSV
- litellm, PyPI1.74.14OSV
- litellm, PyPI1.74.15OSV
- litellm, PyPI1.74.15.post1OSV
- litellm, PyPI1.74.15.post2OSV
- litellm, PyPI1.74.2OSV
- litellm, PyPI1.74.3OSV
- litellm, PyPI1.74.3.post1OSV
- litellm, PyPI1.74.3rc1OSV
- litellm, PyPI1.74.3rc2OSV
- litellm, PyPI1.74.3rc3OSV
- litellm, PyPI1.74.4OSV
- litellm, PyPI1.74.4.dev1OSV
- litellm, PyPI1.74.6OSV
- litellm, PyPI1.74.7OSV
- litellm, PyPI1.74.7.post1OSV
- litellm, PyPI1.74.7.post2OSV
- litellm, PyPI1.74.7rc1OSV
- litellm, PyPI1.74.8OSV
- litellm, PyPI1.74.8.dev2OSV
- litellm, PyPI1.74.9OSV
- litellm, PyPI1.74.9.dev1OSV
- litellm, PyPI1.74.9.dev2OSV
- litellm, PyPI1.74.9.post1OSV
- litellm, PyPI1.74.9.post2OSV
- litellm, PyPI1.75.0OSV
- litellm, PyPI1.75.2OSV
- litellm, PyPI1.75.3OSV
- litellm, PyPI1.75.4OSV
- litellm, PyPI1.75.5.post1OSV
- litellm, PyPI1.75.5.post2OSV
- litellm, PyPI1.75.6OSV
- litellm, PyPI1.75.7OSV
- litellm, PyPI1.75.8OSV
- litellm, PyPI1.75.9OSV
- litellm, PyPI1.76.0OSV
- litellm, PyPI1.76.1OSV
- litellm, PyPI1.76.2OSV
- litellm, PyPI1.76.3OSV
- litellm, PyPI1.77.0OSV
- litellm, PyPI1.77.1OSV
- litellm, PyPI1.77.2.post1OSV
- litellm, PyPI1.77.3OSV
- litellm, PyPI1.77.4OSV
- litellm, PyPI1.77.4.dev1OSV
- litellm, PyPI1.77.5OSV
- litellm, PyPI1.77.7OSV
- litellm, PyPI1.78.0OSV
- litellm, PyPI1.78.0rc2OSV
- litellm, PyPI1.78.2OSV
References 10
- github.com/BerriAI/litellm/releases/tag/v1.83.7-stableFixvia CVE List
- github.com/BerriAI/litellm/security/advisories/GHSA-v4p8-mg3p-g94gAdvisoryvia CVE List
- access.redhat.com/security/cve/CVE-2026-42271Advisoryvia CVE List
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42271.jsonAdvisoryvia CVE List
- access.redhat.com/errata/RHSA-2026:28960Advisoryvia CVE List
- access.redhat.com/errata/RHSA-2026:30056Advisoryvia CVE List
- access.redhat.com/errata/RHSA-2026:27784Advisoryvia CVE List
- nvd.nist.gov/vuln/detail/CVE-2026-42271Referencevia CISA KEV
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42271Referencevia CVE List
- bugzilla.redhat.com/show_bug.cgi?id=2467924Referencevia CVE List