CVE-2026-112082

sgl-project SGLang Expert-Distribution Recording Endpoint expert_distribution.py Scheduler.expert_distribution_handle denial of service

State: Published
Severity: 8.7 High
Published: Oct 19, 2026
Updated: Oct 19, 2026
Reserved: Oct 18, 2026

Read the record on cve.org

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.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P	VulDB
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:C	VulDB
3.0	7.5 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:C	VulDB
2.0	7.8 High	AV:N/AC:L/Au:N/C:N/I:N/A:C/E:POC/RL:ND/RC:C	VulDB

Weaknesses

CWE-404 Denial of Service

Affected Products

Product	Versions
SGLangsgl-project	0.5.0Affected 0.5.1Affected 0.5.2Affected 0.5.3Affected 0.5.4Affected 0.5.5Affected 0.5.6Affected 0.5.7Affected 0.5.8Affected 0.5.9Affected 0.5.10Affected 0.5.11Affected 0.5.12Affected 0.5.13Affected 0.5.14Affected 0.5.15Affected 0.5.16Affected 0.5.17Affected 0.5.18Affected 0.5.19Affected

References

VDB-421761 | sgl-project SGLang Expert-Distribution Recording Endpoint expert_distribution.py Scheduler.expert_distribution_handle denial of servicevdb-entrytechnical-description
VDB-421761 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-112082 | CVE Analysis and Reportthird-party-advisory
Submit #1009918 | SGLang Project (sgl-project) SGLang 0.5.19 Denial of Servicethird-party-advisory
https://github.com/sgl-project/sglang/issues/42071exploitissue-tracking
https://github.com/sgl-project/sglang/pull/42098issue-trackingpatch
https://github.com/sgl-project/sglang/product

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.