VDB

CVE-2026-15978

CVE-2026-15978 PUBLISHED CVSS 7.5 HIGH

Reported by certcc · Published July 30, 2026

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.

Risk Scores

CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products

VendorProductVersions
SGLangSGLang0
SGLangSGLang0, 0

Timeline

  • Jul 30, 2026 CVE Published
  • Jul 31, 2026 Coalition ESS Score
  • Jul 31, 2026 CVE Updated
  • Aug 3, 2026 Security Advisory
  • Aug 7, 2026 EPSS Score

References

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