sgl-project SGLang Weight Exporter weight_exporter.py WeightExporter.send_weights_to_remote_instance denial of service
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.
CVE-2026-112083
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-112083
SGLang
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"cpes": [
"cpe:2.3:a:sgl-project:sglang:*:*:*:*:*:*:*:*"
],
"vendor": "sgl-project",
"modules": [
"Weight Exporter"
],
"product": "SGLang",
"versions": [
{
"status": "affected",
"version": "0.5.0"
},
{
"status": "affected",
"version": "0.5.1"
},
{
"status": "affected",
"version": "0.5.2"
},
{
"status": "affected",
"version": "0.5.3"
},
{
"status": "affected",
"version": "0.5.4"
},
{
"status": "affected",
"version": "0.5.5"
},
{
"status": "affected",
"version": "0.5.6"
},
{
"status": "affected",
"version": "0.5.7"
},
{
"status": "affected",
"version": "0.5.8"
},
{
"status": "affected",
"version": "0.5.9"
},
{
"status": "affected",
"version": "0.5.10"
},
{
"status": "affected",
"version": "0.5.11"
},
{
"status": "affected",
"version": "0.5.12"
},
{
"status": "affected",
"version": "0.5.13"
},
{
"status": "affected",
"version": "0.5.14"
},
{
"status": "affected",
"version": "0.5.15"
},
{
"status": "affected",
"version": "0.5.16"
},
{
"status": "affected",
"version": "0.5.17"
},
{
"status": "affected",
"version": "0.5.18"
},
{
"status": "affected",
"version": "0.5.19"
}
]
}
]- Related CVEs
- CVE-2026-112083
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #39001 · Revision 1
- Added to Heist Feed
- Publisher date