SGLang contains a model weight exfiltration vulnerability when no API keys are configured, as SGLang will expose two endpoints that allow a remote attacker to trigger distributed weight broadcasting using NCCL and then triggering data transfer, attackers can exfiltrate all model weights.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| SGLang | SGLang | affected |
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Project Subscriptions
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Advisories
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Fixes
Solution
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Workaround
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References
History
Thu, 30 Jul 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | SGLang contains a model weight exfiltration vulnerability when no API keys are configured, as SGLang will expose two endpoints that allow a remote attacker to trigger distributed weight broadcasting using NCCL and then triggering data transfer, attackers can exfiltrate all model weights. | |
| Title | CVE-2026-15978 | |
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Projects
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MITRE
Status: PUBLISHED
Assigner: certcc
Published:
Updated: 2026-07-30T18:08:29.228Z
Reserved: 2026-07-16T15:41:50.504Z
Link: CVE-2026-15978
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
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Weaknesses
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