# CVE-2026-105731: Microsoft Graphics Component information disclosure

Source: https://junglewise.ai/threats/cve-2026-105731-use-of-uninitialized-resource-in-microsoft-graphics-component  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-105731 · Severity: medium · CVSS 5.5 · Published 2026-10-13

Microsoft's Graphics Component contains an uninitialized resource vulnerability that allows an authorized attacker to read sensitive information from system memory. This could lead to exposure of confidential data such as encryption keys, passwords, or other sensitive details stored in memory.

Technologies: [Microsoft Graphics Component](https://junglewise.ai/threats/technologies/graphics-component). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-105731 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-105731 being exploited in the wild.

**How severe is CVE-2026-105731?** Medium severity, with a CVSS score of 5.5, published 13 October 2026.

**Which products and versions are affected?** Microsoft Graphics Component.

**Is there a fix for CVE-2026-105731?** 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-2026-105731 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2026-105731?** Check whether you run Microsoft Graphics Component. 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

Use of uninitialized memory in Microsoft's Graphics Component permits disclosure of uninitialized resource contents. The vulnerability requires local access and existing authorization on the target system. An attacker with sufficient privileges can read sensitive data resident in memory.

## Affected products

- Microsoft Graphics Component

## Timeline

- 2026-10-13: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105731](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105731)

## Related threats

- [Microsoft Graphics Component out-of-bounds read](https://junglewise.ai/threats/cve-2026-112754-out-of-bounds-read-in-microsoft-graphics-component-allows-an)
- [Microsoft Graphics Component stack buffer overflow](https://junglewise.ai/threats/cve-2026-85881-stack-based-buffer-overflow-in-microsoft-graphics-component)
- [Microsoft Graphics Component out-of-bounds read privilege elevation](https://junglewise.ai/threats/cve-2026-85338-out-of-bounds-read-in-microsoft-graphics-component-allows-an)
- [Microsoft Graphics Component numeric truncation privilege escalation](https://junglewise.ai/threats/cve-2026-70123-numeric-truncation-error-in-microsoft-graphics-component-allows)
- [Microsoft Graphics Component heap buffer overflow privilege escalation](https://junglewise.ai/threats/cve-2026-102209-heap-based-buffer-overflow-in-microsoft-graphics-component)