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

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. 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

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.