Microsoft Security Response Center guidance
Vendor revision: Nov 10, 2026Install KB5131080. Install KB5131077.
Vendor-listed releases
- 10.0.26100.33822
- 10.0.26100.33730
Vulnerability intelligence
CVE-2026-96177 and is rated High severity with a CVSS score of 8.1. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
Install KB5131080. Install KB5131077.
Vendor-listed releases
Use after free in DNS Server allows an unauthorized attacker to execute code over a network.
Source: NVD