Medium 6.8Published Oct 11, 2026

CVE-2026-108759mistral.rs 0.9.0 through 0.9.4 Sandbox Escape via Symlink Following in mistralrs-code-exec

Updated under an hour ago (2026-10-19 09:50 UTC)

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Every CVE for EricLBuehler mistral.rs

Exploited in the last 30 days

mistral.rs 0.9.0 through 0.9.4 contains a link following vulnerability in mistralrs-code-exec that allows sandboxed shell code to read and overwrite files outside the sandbox via symlinks. Attackers or prompt-injected agents can name symlinks as outputs or reuse sessions with symlinked input paths to access files with the server process's permissions.

CVSS: 6.8 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-59
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 18, 2026
First seen by InfoSec Signals: Oct 11, 2026

Affected products

Affected products

EricLBuehler mistral.rs ericlbuehler:mistral.rs (from the name)	from 0.9.0 through 0.9.4	CNA record

References

https://hackmd.io/@haind03/ericlbuehler-mistralrs-code-exec-output-symlink-sandbox-escapethird-party-advisory
https://github.com/EricLBuehler/mistral.rs/blob/4400935451da5e2dc7379a3f92fbbada66557f6c/mistralrs-code-exec/src/files.rs#L241-L254technical-description
https://github.com/EricLBuehler/mistral.rs/blob/4400935451da5e2dc7379a3f92fbbada66557f6c/mistralrs-code-exec/src/mount.rs#L30-L50technical-description
https://github.com/EricLBuehler/mistral.rsproduct
https://www.vulncheck.com/advisories/mistral-rs-0.9.0-through-0.9.4-sandbox-escape-via-symlink-following-in-mistralrs-code-execthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.