What is the CVSS score of CVE-2024-12376?

CVE-2024-12376 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.1%.

Which versions of Fastchat are affected by CVE-2024-12376?

Organizations using the affected face notable risk from CVE-2024-12376, a server-side request forgery vulnerability rated CVSS 7.5.

Is there a public PoC exploit available for CVE-2024-12376?

Yes, a public proof-of-concept exploit is available for CVE-2024-12376. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2024-12376?

Within 7 days: Identify all affected systems running the affected and apply vendor patches promptly. Implement egress filtering and URL validation for server-side requests.

Fastchat CVE-2024-12376

HIGH

Server-Side Request Forgery (SSRF) (CWE-918)

2025-03-20 security@huntr.dev

SSRF Fastchat Lm Sys

7.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:32 vuln.today

PoC Detected

Jul 31, 2025 - 14:37 vuln.today

Public exploit code

CVE Published

Mar 20, 2025 - 10:15 nvd

HIGH 7.5

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

30 pypi packages depend on fschat (25 direct, 5 indirect)

Ecosystem-wide dependent count for version 0.2.36.

DescriptionCVE.org

A Server-Side Request Forgery (SSRF) vulnerability was identified in the lm-sys/fastchat web server, specifically in the affected version git 2c68a13. This vulnerability allows an attacker to access internal server resources and data that are otherwise inaccessible, such as AWS metadata credentials.

AnalysisAI

A Server-Side Request Forgery (SSRF) vulnerability was identified in the lm-sys/fastchat web server, specifically in the affected version git 2c68a13. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918), which allows attackers to make the server perform requests to unintended internal or external resources. A Server-Side Request Forgery (SSRF) vulnerability was identified in the lm-sys/fastchat web server, specifically in the affected version git 2c68a13. This vulnerability allows an attacker to access internal server resources and data that are otherwise inaccessible, such as AWS metadata credentials. Affected products include: Lm-Sys Fastchat.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and allowlist destination URLs, block requests to internal networks, use network segmentation.