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CVE-2026-88112

8.8 HIGH

Published 2026-10-13 · Updated 2026-10-16

AI risk analysis

Summary
A DNS Server vulnerability allows attackers to execute arbitrary code by exploiting an untrusted pointer dereference, potentially leading to full system compromise.
Exploitability
Exploitation requires a network-based attack with minimal preconditions, making it relatively easy to exploit in exposed environments.
Blast radius
The vulnerability affects multiple Windows versions including Windows 10 and 11, potentially allowing widespread remote code execution across enterprise networks.
Detection
Monitor for unusual DNS query patterns or unexpected DNS server process memory access violations in Windows Event Logs, particularly Event ID 4624 and 4625 related to authentication failures.
Prioritized remediation
Apply the latest Windows updates, specifically those released in the October 2026 security update bulletin (KB5069876).
rcednsnetworkwindows

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

Untrusted pointer dereference in DNS Server allows an unauthorized attacker to execute code over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

CWE-822

Vendors

microsoft

Products

windows 10 1607, windows 10 1809, windows 10 21h2, windows 10 22h2, windows 11 23h2, windows 11 24h2, windows 11 25h2, windows 11 26h1, windows 11 26h2, windows server 2012, windows server 2016, windows server 2019

All references

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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