CVE-2024-12376Public exploitNetwork attack vector

Unauthenticated disclosure of internal server resources

Published Mar 20, 2025 · Updated Mar 20, 2025

Server-side request forgery in LMSYS Org FastChat at git 2c68a13 allows remote attackers to read internal resources via crafted URLs. The published record does not name the endpoint, parameter, or function that accepts the destination, so the code-level mechanism remains undisclosed. No authentication or user interaction is required; reachable metadata services can disclose credentials, while no integrity or availability impact is reported.

CVSS severity7.5
High
EPSS probability0.73%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Server-side request forgery in LMSYS Org FastChat at git 2c68a13 allows remote attackers to read internal resources via crafted URLs. The published record does not name the endpoint, parameter, or function that accepts the destination, so the code-level mechanism remains undisclosed. No authentication or user interaction is required; reachable metadata services can disclose credentials, while no integrity or availability impact is reported.

The record

CVE
CVE-2024-12376
Published
Mar 20, 2025
Updated
Mar 20, 2025
Vendor
LMSYS Org
Product
FastChat
Classifications
CWE-918, CAPEC-664, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 20, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 20, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <=latest

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

LMSYS Org · FastChatversion=unspecified <=latest

Published CVSS scores

7.5huntr.devCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-918Server-Side Request Forgery (SSRF)
CAPEC-664Server Side Request Forgery
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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