CVE-2026-105043
MathWorks Simulink before R2026b, when showing a crafted .slx file, can have blocks that are...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2026-105043- CVSS 3.1
- 3.6 Low
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-451
- Updated
- 2026-11-02
EUVDEUVD-2026-91823
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.
- Record
EUVD-2026-91823- CVSS 3.1
- 3.6 Low
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-j3v4-fmf2-7fmp
MathWorks Simulink before R2026b, when showing a crafted .slx file, can have blocks that are...
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.
- Record
GHSA-j3v4-fmf2-7fmp- CVSS 3.1
- 3.6 Low
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-451
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-105043- CVSS 3.1
- 3.6 Low
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-451
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-105043 is a low vulnerability (CVSS 3.6) in Mathworks Simulink, published October 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. No source names a fixed version.