CVE-2026-15976: SGLang contains a RCE vulnerability when attempting to load model weights from a HuggingFace repository, specifically within the /update_weights_from_disk, where torch.load(..., we
SGLang contains a RCE vulnerability when attempting to load model weights from a HuggingFace repository, specifically within the /update_weights_from_disk, where torch.load(..., weights_only=False) fallback enables pickle deserialization of .bin files.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-15976
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-15976 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for SGLang contains a
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-15978: SGLang contains a model weight exfiltration vulnerability when no API keys are configured, as …nvd · 2026-07-30
- highCVE-2026-15977: SGLang contains a credential leakage vulnerability in the /server_info endpoint, which will re…nvd · 2026-07-30
- mediumCVE-2026-15974: SGLang contains an SSRF and local file read in the multimodal generation endpoint /v1/chat/com…nvd · 2026-07-30
- criticalCVE-2026-15971: SGLang contains an RCE vulnerability when the optional dumper subsystem is enabled, allowing f…nvd · 2026-07-30
- criticalCVE-2026-15969: SGLang contains an unauthenticated RCE in /load_lora_adapter_from_tensors via bypass of SafeUn…nvd · 2026-07-30
- criticalCVE-2026-14890: SGLang uses an expert-parallel backup subsystem that exposes a ZeroMQ PULL socket on a routabl…nvd · 2026-07-16
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