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CVE-2026-110807— sgl-project SGLang generate Endpoint io_struct.py denial of service

Quick assessment

Affected
sgl-project SGLang
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 sgl-project 的 SGLang 项目（最高版本至 0.5.19）中发现了一个安全弱点。该漏洞影响的是组件 generate Endpoint 中文件 python/sglang/srt/managers/io_struct.py 的某个未知功能。通过对参数 session_params 的恶意操纵，可导致拒绝服务（DoS）攻击。该漏洞支持远程利用，相关利用代码已公开，可能被攻击者用于实施攻击。项目方早在通过问题报告得知该漏洞，但截至目前尚未作出回应。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-110807

Vulnerability Information
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Vulnerability Title
sgl-project SGLang generate Endpoint io_struct.py denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in sgl-project SGLang up to 0.5.19. Affected by this vulnerability is an unknown functionality of the file python/sglang/srt/managers/io_struct.py of the component generate Endpoint. This manipulation of the argument session_params causes denial of service. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不恰当的资源关闭或释放
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
sgl-project SGLang 0.5.0 cpe:2.3:a:sgl-project:sglang:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-110807

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III. Intelligence Information for CVE-2026-110807

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Patches & Fixes for CVE-2026-110807 (1)

Other References for CVE-2026-110807 (2)

IV. Related Vulnerabilities

Same product: SGLang
Same vendor: sgl-project
Same weakness: CWE-404

V. Comments for CVE-2026-110807

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