# CVE-2026-69499: Microsoft Windows Imaging Component integer overflow

Source: https://junglewise.ai/threats/cve-2026-69499-microsoft-windows-imaging-component-integer-overflow  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-08. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-69499 · Severity: high · CVSS 8.8 · Published 2026-09-08

Windows Imaging Component is a Microsoft system library that processes image files and formats. An integer overflow vulnerability in this component allows an attacker to execute arbitrary code on a system by sending a specially crafted image file over the network, potentially compromising the integrity and availability of affected systems.

Technologies: [Microsoft Windows Imaging Component](https://junglewise.ai/threats/technologies/windows-imaging-component). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-69499 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-69499 being exploited in the wild.

**How severe is CVE-2026-69499?** High severity, with a CVSS score of 8.8, published 8 September 2026.

**Which products and versions are affected?** Microsoft Windows Imaging Component.

**Is there a fix for CVE-2026-69499?** 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-2026-69499 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-69499?** Check whether you run Microsoft Windows Imaging 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

The vulnerability is an integer overflow or wraparound condition in Microsoft Windows Imaging Component that can be exploited to achieve remote code execution. The flaw is reachable over the network and does not require authentication or user interaction beyond processing a malicious image. An attacker can craft a specially formatted image file that triggers the integer overflow, leading to memory corruption and code execution with the privileges of the application processing the image. Patches are available from Microsoft.

## Affected products

- Microsoft Windows Imaging Component

## Timeline

- 2026-09-08: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69499](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69499)

## Related threats

- [Windows Imaging Component heap overflow allows network code execution](https://junglewise.ai/threats/cve-2026-96164-heap-based-buffer-overflow-in-windows-imaging-component-allows-an)
- [Windows Imaging Component out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-96859-out-of-bounds-read-in-windows-imaging-component-allows-an)
- [Windows Imaging Component heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-77496-heap-based-buffer-overflow-in-windows-imaging-component-allows-an)
- [Windows Imaging Component heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-69886-heap-based-buffer-overflow-in-windows-imaging-component-allows-an)
- [Microsoft Windows Imaging Component heap buffer overflow](https://junglewise.ai/threats/cve-2026-83992-microsoft-windows-imaging-component-heap-buffer-overflow)