Path Traversal in Ericlbuehler Mistral.rs
CVE-2026-108940
A vulnerability was found in EricLBuehler Mistral.rs up to 0.9.3. The affected element is the function calibration_apply of the file mistralrs-server-core/src/handlers.rs. Performing a manipulation of the argument save_cimatrix results in path traversal. The attack may be initiated remotely. The exploit has been made public and could be used. Upgrading to version 0.9.4 is sufficient to fix this issue. The patch is named 8c81056712709b4845ec6d9531e4d35bab4a367c. It is suggested to upgrade the affected component.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Ericlbuehler Mistral.rs — versions 0.9.0, 0.9.1, 0.9.2
Weakness classification (CWE)
References
- vuldb.com/vuln/416764 (technical-description, vdb-entry)
- vuldb.com/vuln/416764/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-108940 (third-party-advisory)
- vuldb.com/submit/997601 (third-party-advisory)
- github.com/EricLBuehler/mistral.rs/commit/8c8105671 (patch)
- github.com/EricLBuehler/mistral.rs/pull/2445 (issue-tracking, patch)
- github.com/EricLBuehler/mistral.rs/commit/8c81056712709b4845ec6d9531e4d35bab4a3… (patch)
- github.com/EricLBuehler/mistral.rs/releases/tag/v0.9.4 (patch)
- github.com/EricLBuehler/mistral.rs/ (product)
Frequently asked questions
- What is CVE-2026-108940?
- CVE-2026-108940 is a medium-severity vulnerability in Ericlbuehler Mistral.rs, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-10-13.
- How severe is CVE-2026-108940?
- Medium severity. CVSS v3 base score is 6.5 out of 10.