CVE-2026-110807 json
sgl-project SGLang generate Endpoint io_struct.py denial of service
published 2026-10-14 25 d ago modified 2026-10-15 24 d ago also EUVD-2026-101757
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 26%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- github.com/sgl-project/sglang#41535 pull request
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 24 d ago
Exploit prediction
0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- gist.github.com https://gist.github.com/Yunzez/28820d220c52de4810fd5fb2d1dcf409#file-repro_sglang_session_params_crash-py referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C |
| CNA | 3.0 | 4.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C |
| CNA | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C |
| CNA | 4.0 | 2.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| CNA | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P |
Affected products
- sgl-project SGLang
Classification
- Weakness
-
- CWE-404 Improper Resource Shutdown or Release
References
-
github.com
/sgl-project/sglang/pull/41535
issue-tracking, patch
-
gist.github.com
/Yunzez/28820d220c52de4810fd5fb2d1dcf409#file-repro_sglang_session_params_crash-py
exploit
-
vuldb.com
/vuln/420278
vdb-entry, technical-description
-
vuldb.com
/vuln/420278/cti
signature, permissions-required
-
vuldb.com
/cve/CVE-2026-110807
third-party-advisory
-
vuldb.com
/submit/1004351
third-party-advisory
-
github.com
/sgl-project/sglang/issues/41467
issue-tracking
-
github.com
/sgl-project/sglang/
product
Sources
- CVE List CVE-2026-110807
- NVD CVE-2026-110807
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.