CVE-2026-108939: Server-Side Request Forgery in EricLBuehler mistral.rs
Description
CVE-2026-108939 is a server-side request forgery (SSRF) vulnerability in EricLBuehler mistral.rs versions 0.9.0 through 0.9.3. It affects the is_global_ip function in the mistralrs-server-core/src/media_source.rs file. This vulnerability allows remote attackers to manipulate the ip argument, potentially causing the server to make unauthorized requests. The issue is fixed in version 0.9.4.
CVSS v4.0
Score 6.9medium
Affected software
EricLBuehler
mistral.rs
pkg:cargo/github/EricLBuehler/mistral.rscpe:2.3:a:ericlbuehler:mistral.rs:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in EricLBuehler mistral.rs up to version 0.9.3 involves the is_global_ip function in the mistralrs-server-core/src/media_source.rs file. Manipulating the ip argument leads to server-side request forgery, enabling an attacker to induce the server to send crafted requests to arbitrary destinations. The vulnerability is remotely exploitable without authentication. A patch identified by commit cfb8c6a0c42361dc4579a9110b54d339c255b9fd has been released in version 0.9.4 to address this issue.
Potential Impact
An attacker can remotely exploit this vulnerability to cause the server to perform unauthorized requests to internal or external systems. This can lead to information disclosure or interaction with internal services that are not otherwise accessible. The CVSS 4.0 base score is 6.9 (medium severity), reflecting network attack vector, low complexity, no privileges or user interaction required, and limited confidentiality impact.
Mitigation Recommendations
Upgrade the affected component to version 0.9.4 or later, which contains the official fix for this vulnerability. No other mitigation is indicated or required according to the available data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-10-11T18:30:55.826Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6acd6e642cdf04f656e7ac0f
Added to database: 10/12/2026, 23:33:56 UTC
Last enriched: 10/12/2026, 23:48:47 UTC
Last updated: 10/12/2026, 23:48:55 UTC
Views: 8
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