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.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 8
https://gist.github.com/Yunzez/28820d220c52de4810fd5fb2d1dcf409#file-repro_sgla…
cna@vuldb.com
https://github.com/sgl-project/sglang/
cna@vuldb.com
https://github.com/sgl-project/sglang/issues/41467
cna@vuldb.com
https://github.com/sgl-project/sglang/pull/41535
cna@vuldb.com
https://vuldb.com/cve/CVE-2026-110807
cna@vuldb.com
https://vuldb.com/submit/1004351
cna@vuldb.com
https://vuldb.com/vuln/420278
cna@vuldb.com
https://vuldb.com/vuln/420278/cti
cna@vuldb.com