PT-2026-41668 · Sglang · Sglang

CVE-2026-7301 · Published 2026-05-18 · Updated 2026-07-16

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions SGLangs (affected versions not specified)

Description The multimodal generation runtime scheduler's ROUTER socket binds to 0.0.0.0 by default. It contains a sink that calls the pickle.loads() function on incoming messages, which can lead to remote code execution when the system is exposed to the internet. Pickle is a Python module used for serializing and deserializing objects.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-7301

GHSA-GWV6-PQ6M-P3RQ

PYSEC-2026-536

Affected Products

Sglang

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/7xxx/CVE-2026-7301.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7301 · Security Note
• https://osv.dev/vulnerability/GHSA-gwv6-pq6m-p3rq · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2026-536 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-7301 · Vendor Advisory
• https://github.com/sgl-project/sglang · Note
• https://github.com/sgl-project/sglang/tree/main/python/sglang · Note
• https://twitter.com/0J0BIT/status/2077770675738091549 · Twitter Post
• https://reddit.com/r/SecOpsDaily/comments/1tgj9g8/vu777338_sglang_contains_two_remote_code · Reddit Post
• https://twitter.com/CVEarity/status/2056408765063426223 · Twitter Post
• https://t.me/CVEtracker/54128 · Telegram Post
• https://pypi.org/project/sglang · Note
• https://t.me/cveNotify/164008 · Telegram Post
• https://antiproof.ai/blog/three-rces-in-sglang · Note
• https://twitter.com/VulmonFeeds/status/2056363831782178832 · Twitter Post