CVE-2026-3989

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.

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

No data.

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
https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/