CVE-2026-25048
Fixed in a distro release EPSS 1%CVSS 8.7
xgrammar is an open-source library for efficient, flexible, and portable structured generation. Prior to version 0.1.32, the multi-level nested syntax caused a segmentation fault (core dumped). This issue has been patched in version 0.1.32.
Products: mlc-ai xgrammar, Red Hat AI Inference Server 3.2, Red Hat OpenShift AI 2.25, Red Hat AI Inference Server, Red Hat Enterprise Linux AI (RHEL AI) 3, Red Hat OpenShift AI (RHOAI)
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| PyPI | xgrammar | 0.1.32 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | py3.10-vllm-cuda-12.4 | 0.17.1-r1 |
| Chainguard | py3.12-vllm-cuda-12.4 | 0.17.1-r1 |
| Chainguard | tritonserver-backend-vllm-cuda-12.9 | 25.9.0_git20260318-r0 |
| Chainguard | tritonserver-backend-vllm-cuda-13.0 | 25.11-r2 |
| Chainguard | tritonserver-backend-vllm-cuda-13.0 | 25.11-r3 |
| Chainguard | vllm-openai-cuda-12.9 | 0.19.0-r0 |