CVE-2024-10912 | Denial of Service in lm-sys/fastchat

Exp

A Denial of Service (DoS) vulnerability exists in the file upload feature of lm-sys/fastchat version 0.2.36. The vulnerability is due to improper handling of form-data with a large filename in the file upload request. An attacker can exploit this by sending a payload with an excessively large filename, causing the server to become overwhelmed and unavailable to legitimate users.

Published: 2025-03-20 Last update: 2025-07-31 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-10912 is rated High Exploit Risk (61.3/100): CVSS High severity, with low exploitation likelihood (EPSS 0.24%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2024-10912

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2024-10912

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-02 0.61% 0.24% -0.36%
2 2026-04-30 0.53% 0.61% +0.08%
3 2026-04-28 0.53%

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-10912

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 3.6 [email protected]

Weakness enumeration for CVE-2024-10912

GitHub Security Advisory for CVE-2024-10912

GHSA-79rp-v9rm-gxm8 · Severity: high · Ecosystem: pip — FastChat Denial of Service vulnerability

Affected software / configurations for CVE-2024-10912

Vendor Product Version Raw CPE
lm-sys fastchat 0.2.36 cpe:2.3:a:lm-sys:fastchat:0.2.36:*:*:*:*:*:*:*

References for CVE-2024-10912

cvelogic Threat Intelligence