CVE-2026-112083
sgl-project SGLang Weight Exporter weight_exporter.py WeightExporter.send_weights_to_remote_instance denial of service
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
A security flaw has been discovered in sgl-project SGLang up to 0.5.19. Affected is the function WeightExporter.send_weights_to_remote_instance of the file python/sglang/srt/model_executor/model_runner_components/weight_exporter.py of the component Weight Exporter. Performing a manipulation of the argument group_name results in denial of service. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The pull request to fix this issue awaits acceptance.
| CWE | CWE-404 |
| Vendor | sgl-project |
| Product | sglang |
| Published | Oct 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
sgl-project / SGLang
0.5.0 0.5.1 0.5.2 0.5.3 0.5.4 0.5.5 0.5.6 0.5.7 0.5.8 0.5.9 0.5.10 0.5.11 0.5.12 0.5.13 0.5.14 0.5.15 0.5.16 0.5.17 0.5.18 0.5.19
References
vuldb.com: https://vuldb.com/vuln/421762 vuldb.com: https://vuldb.com/vuln/421762/cti vuldb.com: https://vuldb.com/cve/CVE-2026-112083 vuldb.com: https://vuldb.com/submit/1009919 github.com: https://github.com/sgl-project/sglang/issues/42073 github.com: https://github.com/sgl-project/sglang/pull/44314 github.com: https://github.com/sgl-project/sglang/
Credits
🔍 Zyz3366 (VulDB User) VulDB CNA Team