CVE-2026-96060: Windows Installer out-of-bounds read privilege escalation

CVE-2026-96060 · Severity: high · CVSS 7.8 · Published 2026-11-10

Windows Installer, a system component that manages software installation on Windows machines, contains an out-of-bounds read vulnerability. An authorized local attacker can exploit this flaw to elevate their privileges to a higher level of access, potentially gaining administrative control of the system.

Technologies: Microsoft Windows Installer. Vendors: Microsoft.

Quick answers

Is CVE-2026-96060 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-96060 being exploited in the wild.
How severe is CVE-2026-96060?
High severity, with a CVSS score of 7.8, published 10 November 2026.
Which products and versions are affected?
Microsoft Windows Installer.
Is there a fix for CVE-2026-96060?
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-2026-96060 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2026-96060?
Check whether you run Microsoft Windows Installer. 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

An out-of-bounds read in Windows Installer permits a local authorized attacker to escalate privileges. The vulnerability requires local access and existing user privileges. Successful exploitation grants elevated privileges on the affected system.

Affected products

  • Microsoft Windows Installer

Timeline

  • 2026-11-10: disclosed

References

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