# CVE-2026-94515: Windows Advanced Rasterization Platform heap overflow privilege escalation

Source: https://junglewise.ai/threats/cve-2026-94515-heap-based-buffer-overflow-in-windows-advanced-rasterization  
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-2026-94515 · Severity: high · CVSS 7.8 · Published 2026-11-10

Windows Advanced Rasterization Platform is a core Windows component that processes graphical rendering. A heap buffer overflow vulnerability allows an authenticated attacker with local access to execute code with elevated privileges, potentially compromising system security and enabling malware installation or data theft.

Technologies: [Microsoft Windows Advanced Rasterization Platform](https://junglewise.ai/threats/technologies/windows-advanced-rasterization-platform). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-94515 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-94515 being exploited in the wild.

**How severe is CVE-2026-94515?** High severity, with a CVSS score of 7.8, published 10 November 2026.

**Which products and versions are affected?** Microsoft Windows Advanced Rasterization Platform.

**Is there a fix for CVE-2026-94515?** 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-2026-94515 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2026-94515?** Check whether you run Microsoft Windows Advanced Rasterization Platform. 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 heap-based buffer overflow exists in Windows Advanced Rasterization Platform that can be triggered by an authorized local attacker to corrupt heap memory and achieve privilege escalation. The vulnerability requires prior authentication and local access to the system. Exploitation grants the attacker code execution at a higher privilege level.

## Affected products

- Microsoft Windows Advanced Rasterization Platform

## Timeline

- 2026-11-10: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-94515](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-94515)

## Related threats

- [Windows Advanced Rasterization Platform type confusion privilege escalation](https://junglewise.ai/threats/cve-2026-95960-access-of-resource-using-incompatible-type-type-confusion-in)
- [Windows Advanced Rasterization Platform stack buffer overflow](https://junglewise.ai/threats/cve-2026-118283-stack-based-buffer-overflow-in-windows-advanced-rasterization)
- [Windows Advanced Rasterization Platform heap buffer overflow](https://junglewise.ai/threats/cve-2026-118280-heap-based-buffer-overflow-in-windows-advanced-rasterization)
- [Windows Advanced Rasterization Platform heap buffer overflow](https://junglewise.ai/threats/cve-2026-118279-heap-based-buffer-overflow-in-windows-advanced-rasterization)
- [Windows Advanced Rasterization Platform out-of-bounds read](https://junglewise.ai/threats/cve-2026-118278-out-of-bounds-read-in-windows-advanced-rasterization-platform)