by Kastro
Paper/Archive/CVE-2026-15976

CVE-2026-15976

SGLang SGLang — CVE-2026-15976

EPSS 0.6%public exploitCVSS 9.8
critical.is priorityof 100
49
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 48.9.489 × 209.8Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
SGLang≤ v0.5.15–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

refgithub.com/sgl-project/sglang/security/advisories/GHSA-wf98-gv64-5wrfexploitthoughts.apoorvdayal.com/posts/sglang-disclosures