SGLang contains a RCE vulnerability when attempting to load model weights from a HuggingFace repository, specifically within the /updateweightsfromdisk, where torch.load(..., weightsonly=False) fallback enables pickle deserialization of .bin files.
{
"cna_assigner": "certcc",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15976.json"
}{
"cpe": "cpe:2.3:a:lmsys:sglang:*:*:*:*:*:*:*:*",
"source": [
"AFFECTED_FIELD",
"CPE_RANGE"
],
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "v0.5.15"
},
{
"last_affected": "0.5.15"
}
]
}