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CVE-2026-112083

sgl-project SGLang Weight Exporter weight_exporter.py WeightExporter.send_weights_to_remote_instance denial of service

sgl-project SGLang
Open in ThreatlineRecord JSON
CVSS
6.9Medium
ExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 19 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.42%Chance of exploitation activity in the next 30 days, higher than 35% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published19 Oct 2026Updated 19 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Description

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.

Text from CVE List

Affected versions 20

  • SGLangaffected: 0.5.0CVE List
  • SGLangaffected: 0.5.1CVE List
  • SGLangaffected: 0.5.2CVE List
  • SGLangaffected: 0.5.3CVE List
  • SGLangaffected: 0.5.4CVE List
  • SGLangaffected: 0.5.5CVE List
  • SGLangaffected: 0.5.6CVE List
  • SGLangaffected: 0.5.7CVE List
  • SGLangaffected: 0.5.8CVE List
  • SGLangaffected: 0.5.9CVE List
  • SGLangaffected: 0.5.10CVE List
  • SGLangaffected: 0.5.11CVE List
  • SGLangaffected: 0.5.12CVE List
  • SGLangaffected: 0.5.13CVE List
  • SGLangaffected: 0.5.14CVE List
  • SGLangaffected: 0.5.15CVE List
  • SGLangaffected: 0.5.16CVE List
  • SGLangaffected: 0.5.17CVE List
  • SGLangaffected: 0.5.18CVE List
  • SGLangaffected: 0.5.19CVE List

References 7