CVE-2026-15978

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.

• CWE-306

• https://github.com/sgl-project/sglang/security/advisories/GHSA-cpqq-22v3-2wfm
• https://thoughts.apoorvdayal.com/posts/sglang-disclosures/

Published

Jul 30, 2026

Last Modified

Jul 30, 2026

Status

Awaiting Analysis

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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