Description

SGLangs `replay_request_dump.py` contains an insecure pickle.load() without validation and proper deserialization. An attacker can take advantage of this by providing a malicious .pkl file, which will execute the attackers code on the device running the script.

INFO

Published Date :

2026-03-12T11:37:48.314Z

Last Modified :

2026-04-07T18:46:48.636Z

Source :

certcc
AFFECTED PRODUCTS

The following products are affected by CVE-2026-3989 vulnerability.

Vendors Products
Sglang
  • Sglang
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-3989.

URL Resource
https://github.com/sgl-project/sglang/blob/main/scripts/playground/replay_request_dump.py cve-icon cve-icon
https://github.com/sgl-project/sglang/pull/20904 cve-icon cve-icon
https://github.com/sgl-project/sglang/releases/tag/v0.5.10 cve-icon cve-icon
https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/ cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact