# CVE-2026-119875: Windows Storport Miniport Driver numeric truncation information disclosure

Source: https://junglewise.ai/threats/cve-2026-119875-numeric-truncation-error-in-windows-storport-miniport-driver  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-10. Updated: 2026-11-10  
License: CC BY 4.0 with a link back

CVE-2026-119875 · Severity: medium · CVSS 4 · Published 2026-11-10

A numeric truncation error in Windows Storport Miniport Driver allows an authorized attacker with physical access to a system to read sensitive information. This vulnerability requires physical access and prior authorization, limiting its practical exploitability in most enterprise environments. The risk is information disclosure rather than system compromise or remote attack.

Technologies: [Microsoft Windows Storport Miniport Driver](https://junglewise.ai/threats/technologies/windows-storport-miniport-driver). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-119875 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-119875 being exploited in the wild.

**How severe is CVE-2026-119875?** Medium severity, with a CVSS score of 4, published 10 November 2026.

**Which products and versions are affected?** Microsoft Windows Storport Miniport Driver.

**Is there a fix for CVE-2026-119875?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-119875 attacked?** It is attacked with physical access or with local access, in an operating system.

**Am I affected by CVE-2026-119875?** Check whether you run Microsoft Windows Storport Miniport Driver. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A numeric truncation error in the Windows Storport Miniport Driver allows information disclosure through a physical attack vector. The vulnerability requires an attacker to be both authorized on the system and have physical access to exploit it. An attacker can leverage this to read sensitive data from storage driver memory or buffers.

## Affected products

- Microsoft Windows Storport Miniport Driver

## Timeline

- 2026-11-10: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119875](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119875)

## Related threats

- [Windows Storport Miniport Driver heap overflow](https://junglewise.ai/threats/cve-2026-119830-heap-based-buffer-overflow-in-windows-storport-miniport-driver)
- [Windows Storport Miniport Driver heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-119823-heap-based-buffer-overflow-in-windows-storport-miniport-driver)
- [Windows Storport Miniport Driver use after free](https://junglewise.ai/threats/cve-2026-69765-use-after-free-in-windows-storport-miniport-driver-allows-an)
- [Microsoft Windows Storport Miniport Driver null pointer dereference](https://junglewise.ai/threats/cve-2026-34350-microsoft-windows-storport-miniport-driver-null-pointer)