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.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products
sgl-project:sglang
References 7
https://vuldb.com/vuln/421761
VDB-421761 | sgl-project SGLang Expert-Distribution Recording Endpoint expert_distribution.py Scheduler.expert_distribution_handle denial of service
https://vuldb.com/vuln/421761/cti
VDB-421761 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/cve/CVE-2026-112082
CVE-2026-112082 | CVE Analysis and Report
https://vuldb.com/submit/1009918
Submit #1009918 | SGLang Project (sgl-project) SGLang 0.5.19 Denial of Service
https://github.com/sgl-project/sglang/issues/42071
NVD
https://github.com/sgl-project/sglang/pull/42098
NVD
https://github.com/sgl-project/sglang/
NVD