PT-2026-53607 · Pypi · Sglang

Published 2026-06-29 · Updated 2026-06-29

OSV

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

SGLang's 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.

Fix

Related Identifiers

PYSEC-2026-538

Affected Products

Sglang

References · 7

• https://osv.dev/vulnerability/PYSEC-2026-538 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-7302 · Security Note
• https://github.com/sgl-project/sglang · Note
• https://github.com/sgl-project/sglang/tree/main/python/sglang · Note
• https://github.com/advisories/GHSA-qwrp-wghp-94q2 · Note
• https://antiproof.ai/blog/three-rces-in-sglang · Note
• https://pypi.org/project/sglang · Note