CVE-2026-105043

low

MathWorks Simulink before R2026b, when showing a crafted .slx file, can have blocks that are never visible in the Simulink Editor but will cause code execution.

MathWorks Simulink before R2026b, when showing a crafted .slx file, can have blocks that are never visible in the Simulink Editor but will cause code execution.

CVSS

3.6

3.6 (CVSS v3.1)

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Severity source: NVD CVSS v3.1 (cve@mitre.org)

Timeline (UTC)

Published: 2026-10-02 22:16

Modified: 2026-10-06 16:08

NVD status: Awaiting Analysis

Last synced 3 days ago

Verified against the source API 2026-10-27 06:57 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

Not reported by the source (unknown — not "none").

Weakness classification (CWE)

CWE-451

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

No vendor advisory or patch reference tagged by NVD. Check the references below.

References

https://alexanderboll.dev/disclosures/simulink-vulnerability-concealed-blocks/ cve@mitre.org
https://www.mathworks.com/help/simulink/release-notes.html#mw_81eb54b6-4dfa-42c1-8c3c-e998... cve@mitre.org
https://www.mathworks.com/products/simulink.html cve@mitre.org

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 06:57 UTC · record ↗

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