MediumVulnerability

CVE-2026-108939: mistral.rs server-side request forgery in is_global_ip validation

Source: NVD(opens in a new tab)
Identifier: CVE-2026-108939
Published: October 12, 2026
Record updated: October 13, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.

Summary

CVE-2026-108939 affects EricLBuehler mistral.rs up to 0.9.3. Manipulating the ip argument of the is_global_ip function in mistralrs-server-core/src/media_source.rs enables remote server-side request forgery, and the exploit is publicly disclosed.

Mitigation

Upgrade to version 0.9.4. The patch is cfb8c6a0c42361dc4579a9110b54d339c255b9fd.

Details

Scores and exploitation

CVSS score: 5.3(medium)
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector: network
Attack complexity: low
Privileges required: none
User interaction: none
EPSS: Not scored. FIRST had not published an EPSS score for this CVE when it was last checked on October 13, 2026.
Disclosure date: October 12, 2026

Weaknesses and techniques

Weakness (CWE): CWE-918
Attack pattern (CAPEC): CAPEC-664

Classification

Attack type: Other
Attack sophistication: Moderate
AI component targeted: Inference
Impact: Confidentiality,
Integrity
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-108939

First tracked: October 13, 2026 at 02:07 AM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 90% (self-assessed)

Summary

Mitigation

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