CVE catalog
CVE-2026-42271
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. From version 1.74.2 to before version 1.83.7, two endpoints used to preview an MCP server before saving it — POST
- Severity
- High · CVSS 8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- Exploitation
- CISA Known Exploited Vulnerabilities
- EPSS
- 91.44% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | litellm | Not reported | 1.83.7 | fixed |
| Cpe | openshift_ai | Not reported | 2.25.8 | fixed |
| Cpe | openshift_ai | Not reported | 3.3.4 | fixed |
| Cpe | openshift_ai | Not reported | Not reported | unknown |
| PyPI | litellm | Not reported | 1.83.7 | fixed |
| PyPI | litellm | Not reported | 1.83.7 | fixed |
| Cpe | litellm | Not reported | 1.83.7 | fixed |
| Cpe | openshift_ai | Not reported | Not reported | unknown |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | litellm | cpe | Not reported | 1.83.7 | Not reported | Not reported | Not reported |
| Cpe | openshift_ai | cpe | Not reported | 2.25.8 | Not reported | Not reported | Not reported |
| Cpe | openshift_ai | cpe | Not reported | 3.3.4 | Not reported | Not reported | Not reported |
| PyPI | litellm | PyPI | Not reported | 1.83.7 | Not reported | GHSA-V4P8-MG3P-G94G | Not reported |
| PyPI | litellm | PyPI | Not reported | 1.83.7 | Not reported | PYSEC-2026-2599 | Not reported |
| Cpe | litellm | cpe | Not reported | 1.83.7 | Not reported | NVD-CVE-2026-42271 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://access.redhat.com/errata/RHSA-2026:27784]
- [https://access.redhat.com/errata/RHSA-2026:28960]
- [https://access.redhat.com/errata/RHSA-2026:30056]
- [https://access.redhat.com/security/cve/CVE-2026-42271]
- [https://bugzilla.redhat.com/show_bug.cgi?id=2467924]
- [https://github.com/BerriAI/litellm/releases/tag/v1.83.7-stable]
- [https://github.com/BerriAI/litellm/security/advisories/GHSA-v4p8-mg3p-g94g]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-42271]
- [https://osv.dev/vulnerability/GHSA-v4p8-mg3p-g94g]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42271.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1288.json]
- [https://www.cisa.gov/known-exploited-vulnerabilities-catalog]
- [https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42271]
[CERT-Bund public advisories] · [CISA Known Exploited Vulnerabilities (OSINT)] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]