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    CVE-2024-11603

    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.

    Published:Mar 20, 2025
    Last Modified:Jul 29, 2025
    EPS:Mar 20, 2025
    EPSS Score:0.00099
    CVSS Score:7.5

    Affected Products

    Vendor
    Lm-sys
    Product
    Fastchat

    Exploits

    https://huntr.com/bounties/89f1158d-4a75-4000-a1bd-f82dd1a62bff

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-664 Server Side Request Forgery

    Related CVEs

    CVE-2026-85695 (CVSS 9.3) — FastChat contains an authentication bypass vulnerability in the /register_worker endpoint that allows unauthen…
    CVE-2026-6608 (CVSS 5.5) — A vulnerability was detected in lm-sys fastchat up to 0.2.36. Impacted is the function add_text of the compone…
    CVE-2026-6607 (CVSS 5.5) — A security vulnerability has been detected in lm-sys fastchat up to 0.2.36. This issue affects the function ap…
    CVE-2024-10907 (CVSS 7.5) — In lm-sys/fastchat Release v0.2.36, the server fails to handle excessive characters appended to the end of mul…
    CVE-2024-10912 (CVSS 7.5) — A Denial of Service (DoS) vulnerability exists in the file upload feature of lm-sys/fastchat version 0.2.36. T…
    CVE-2024-12376 (CVSS 7.5) — A Server-Side Request Forgery (SSRF) vulnerability was identified in the lm-sys/fastchat web server, specifica…
    CVE-2024-10908 (CVSS 6.1) — An open redirect vulnerability in lm-sys/fastchat Release v0.2.36 allows a remote unauthenticated attacker to …
    CVE-2024-10044 (CVSS 9.3) — A Server-Side Request Forgery (SSRF) vulnerability exists in the POST /worker_generate_stream API endpoint of …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High