# CVE-2026-96150: Microsoft Windows Codecs Library information disclosure via uninitialized resource

Source: https://junglewise.ai/threats/cve-2026-96150-use-of-uninitialized-resource-in-microsoft-windows-codecs-library  
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-2026-96150 · Severity: medium · CVSS 5.6 · Published 2026-11-10

Microsoft Windows Codecs Library, which processes audio and video files, contains a flaw that allows a local attacker with system access to read sensitive information from the system's memory. An attacker with existing access to the system can exploit this to leak confidential data.

Technologies: [Microsoft Windows Codecs Library](https://junglewise.ai/threats/technologies/windows-codecs-library). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-96150 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-96150 being exploited in the wild.

**How severe is CVE-2026-96150?** Medium severity, with a CVSS score of 5.6, published 10 November 2026.

**Which products and versions are affected?** Microsoft Windows Codecs Library.

**Is there a fix for CVE-2026-96150?** 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-2026-96150 attacked?** It is attacked with local access, in a software library.

**Am I affected by CVE-2026-96150?** Check whether you run Microsoft Windows Codecs Library. 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 an uninitialized resource in Windows Codecs Library enables information disclosure through a local attack vector. The vulnerability requires an authenticated/authorized local attacker and results in disclosure of memory contents. A fix is available from Microsoft.

## Affected products

- Microsoft Windows Codecs Library

## Timeline

- 2026-11-10: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96150](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96150)

## Related threats

- [Microsoft Windows Codecs Library heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-114167-heap-based-buffer-overflow-in-microsoft-windows-codecs-library)
- [Microsoft Windows Codecs Library heap buffer overflow](https://junglewise.ai/threats/cve-2026-114165-heap-based-buffer-overflow-in-microsoft-windows-codecs-library)
- [Microsoft Windows Codecs Library integer underflow](https://junglewise.ai/threats/cve-2026-114164-integer-underflow-wrap-or-wraparound-in-microsoft-windows-codecs)
- [Microsoft Windows Codecs Library integer overflow](https://junglewise.ai/threats/cve-2026-108400-integer-overflow-or-wraparound-in-microsoft-windows-codecs)
- [Microsoft Windows Codecs Library stack-based buffer overflow](https://junglewise.ai/threats/cve-2026-102199-stack-based-buffer-overflow-in-microsoft-windows-codecs-library)