Description
A vulnerability was identified in sgl-project SGLang up to 0.5.19. This impacts the function Scheduler.expert_distribution_handle of the file python/sglang/srt/eplb/expert_distribution.py of the component Expert-Distribution Recording Endpoint. Such manipulation leads to denial of service. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The pull request to fix this issue awaits acceptance.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| sgl-project | SGLang | 0.5.0, 0.5.1, 0.5.2, 0.5.3, 0.5.4, 0.5.5, 0.5.6, 0.5.7, 0.5.8, 0.5.9, 0.5.10, 0.5.11, 0.5.12, 0.5.13, 0.5.14, 0.5.15, 0.5.16, 0.5.17, 0.5.18, 0.5.19 | — |
References
- VDB-421761 | sgl-project SGLang Expert-Distribution Recording Endpoint expert_distribution.py Scheduler.expert_distribution_handle denial of service vdb-entry technical-description
- VDB-421761 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-112082 | CVE Analysis and Report third-party-advisory
- Submit #1009918 | SGLang Project (sgl-project) SGLang 0.5.19 Denial of Service third-party-advisory
- https://github.com/sgl-project/sglang/issues/42071 exploit issue-tracking
- https://github.com/sgl-project/sglang/pull/42098 issue-tracking patch
- https://github.com/sgl-project/sglang/ product