A Server-Side Request Forgery (SSRF) vulnerability exists in lm-sys/fastchat version 0.2.36. The vulnerability is present in the `/queue/join?` endpoint, where insufficient validation of the path parameter allows an attacker to send crafted requests. This can lead to unauthorized access to internal networks or the AWS metadata endpoint, potentially exposing sensitive data and compromising internal servers.
CVE ID: CVE-2024-11603
CVSS Base Severity: HIGH
CVSS Base Score: 7.5
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Vendor: lm-sys
Product: lm-sys/fastchat
EPSS Score: 0.12% (probability of being exploited)
EPSS Percentile: 31.87% (scored less or equal to compared to others)
EPSS Date: 2025-04-18 (when was this score calculated)