Vulnerability · Published Mar 26, 2026 · Assigned by GitHub_M
CVE-2026-27893vLLM's hardcoded trust_remote_code=True in NemotronVL and KimiK25 bypasses user security opt-out
High 8.8
In plain English
A high-severity security flaw in vllm from vllm-project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
vLLM is an inference and serving engine for large language models (LLMs). Starting in version 0.10.1 and prior to version 0.18.0, two model implementation files hardcode `trust_remote_code=True` when loading sub-components, bypassing the user's explicit `--trust-remote-code=False` security opt-out. This enables remote code execution via malicious model repositories even when the user has explicitly disabled remote code trust. Version 0.18.0 patches the issue.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | vllm | 0.18.0 | GHSA-7972-pg2x-xr59 |
| PyPI | vllm | 0.18.0 | PYSEC-2026-2297 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| vllm-project | vllm | >= 0.10.1, < 0.18.0 |
Weakness: CWE-693, CWE-501 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://github.com/vllm-project/vllm/security/advisories/GHSA-7972-pg2x-xr59 x_refsource_CONFIRM
- https://github.com/vllm-project/vllm/pull/36192 x_refsource_MISC
- https://github.com/vllm-project/vllm/commit/00bd08edeee5dd4d4c13277c0114a464011acf72 x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2026-27893 vdb-entry, x_refsource_REDHAT
- RHBZ#2452055 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-27893.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:19724 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:19725 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:8748 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:8746 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:8747 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:10140 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:10141 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:42644 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:24977 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:37275 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:19712 vendor-advisory, x_refsource_REDHAT