Description (CNA)
SGLang allows unauthenticated pickle deserialization through /update_weights_from_tensor when no auth keys are configured, and the SafeUnpickler policy can be bypassed because builtins.import and builtins.getattr are resolvable, enabling code execution via pickle REDUCE.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| SGLang / SGLang | affected 0 through 0.5.18 |
CWE
No CWE identifiers supplied.
References
- https://vicone.com/blog/cve-2026-86793-sglang-bypass-could-let-attackers-run-code-on-ai-servers/
- https://github.com/sgl-project/sglang/tree/main
ADP enrichment
No English description supplied.