CVE-2026-75090
MediumCVSS 4.3Exploitation Probability (EPSS)
Low risk42th percentile - higher than 42% of all known CVEs
Summary
A vulnerability was detected in EricLBuehler Mistral.rs up to 0.8.22, affecting the function convert_gguf_to_hf_tokenizer of the file mistralrs-core/src/gguf/gguf_tokenizer.rs in the GGUF Tokenizer component. Manipulation of the arguments eos_token_id/bos_token_id/unknown_token_id results in out-of-bounds read. The attack can be executed remotely and the exploit is now public. Upgrading to version 0.8.23 can resolve this issue.
Risk Assessment
Out-of-bounds read can lead to disclosure of sensitive data in memory or application crash.
Recommendation
Upgrade Mistral.rs to version 0.8.23 or apply the patch cd5297e2ea5cb27c790bdcf2f3c2f1064a81d55e.
Other vulnerabilities in Mistral.rs
See all- CVE-2026-108940Medium
A vulnerability in EricLBuehler Mistral.rs up to 0.9.3 affects the function calibration_apply in mistralrs-server-core/src/handlers.rs. Manipulation of the argument save_cimatrix results in path traversal. The attack can be initiated remotely. The exploit is public. Upgrading to 0.9.4 fixes the issue.
- CVE-2026-108939Medium
A vulnerability in EricLBuehler mistral.rs up to 0.9.3 affects the function is_global_ip in mistralrs-server-core/src/media_source.rs. Manipulation of the argument ip leads to server-side request forgery. The attack can be launched remotely. The exploit is public. Upgrading to 0.9.4 is recommended.
- CVE-2026-108759Medium
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.
Original NVD description (English source)
A vulnerability was detected in EricLBuehler Mistral.rs up to 0.8.22. Affected by this issue is the function convert_gguf_to_hf_tokenizer of the file mistralrs-core/src/gguf/gguf_tokenizer.rs of the component GGUF Tokenizer. The manipulation of the argument eos_token_id/bos_token_id/unknown_token_id results in out-of-bounds read. The attack can be executed remotely. The exploit is now public and may be used. Upgrading to version 0.8.23 can resolve this issue. The patch is identified as cd5297e2ea5cb27c790bdcf2f3c2f1064a81d55e. Upgrading the affected component is recommended.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS