CVE-2026-110809

sgl-project SGLang Session Cleanup session_controller.py Session.create_req denial of service

MEDIUM
4.3
CVSS Score
Published: October 14, 2026 at 11:30 PM UTC
Updated: October 15, 2026 at 04:17 PM UTC
1 product affected across 1 vendorSGLang

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A security vulnerability has been detected in sgl-project SGLang up to 0.5.19. Affected by this issue is the function Session.create_req of the file python/sglang/srt/session/session_controller.py of the component Session Cleanup. Such manipulation leads to denial of service. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (8)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/420279
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/420279/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-110809
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/1004356
Issue TrackingPatch
Source: cverecord
https://github.com/sgl-project/sglang/pull/41483

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-404

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