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Description

SGLangs multimodal generation runtime is vulnerable to an unauthenticated path traversal vulnerability, allowing an attacker to write arbitrary files anywhere the server process has write access, by including ../ sequences in the upload filename when sent to specific endpoints.

PUBLISHED Reserved 2026-04-28 | Published 2026-05-18 | Updated 2026-05-18 | Assigner certcc

Problem types

CWE-35: Path Traversal: '.../...//'

Product status

5.10
affected

References

github.com/sgl-project/sglang/tree/main/python/sglang

antiproof.ai/blog/three-rces-in-sglang/

cve.org (CVE-2026-7302)

nvd.nist.gov (CVE-2026-7302)

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